The air outside is so warm that this snowman is melting. During melting, the water molecules (gain/lose) thermal energy. How does the motion of the molecules change during melting?

Answers

Answer 1

Answer:

they gain thermal energy because they are warming up. the molecules are speeding up because liquid molecules are faster the solid molecules which don't move much.

Explanation:


Related Questions

Can humans turn into fossils why or why not?

Answers

Answer:

Certain types of animals are more likely to end up as fossils. ... On the other hand, it turns out humans are actually fairly well-suited to becoming fossils. “Mammals have a very good record, because teeth make fantastic fossils,” says Norell. “They're incredibly hard, incredibly resilient.  

Explanation:

Answer:

well probably we humans are almost, practically fit for fossils so we have a chance to turn into a fossil

Explanation:

Enzymes are composed of what organic molecule?
a. sugars
b. DNA
c. proteins
d. lipids

Answers

Answer:

Proteins

Explanation:

Among the organic macromolecules, enzymes belong in the category of proteins. Proteins are distinct from carbohydrates, nucleic acids, and lipids in that a protein is made of amino acids. Amino acids link together into a chain that can fold into a three-dimensional shape.

What causes the change from day to night and vice versa?

A. The orbit of the sun around Earth.
B. The moon's rotation around Earth
C. The rotation of Earth on its axis.
D. The orbit of Earth around the sun

Answers

Answer:

c? if u stand infront a light and spin, the opposite side to the light would be dark?

C,the rotation of earth on its axis

I
rupe de estudiante utiliza un aparate para estudia
reaction quimica entre pedande cascara de bo
acetico, me muestra la siguiente ilustracion
ar la transferencia de energia durante la
de camara de hormierhonate de calcio vare
Experimento con vinagre y cáscara de huevo
Burbujas
Burbujas
Burbujas
de
Tubo
de
vidrio
Tubo
de
vidrio
vidno
Cáscara de
huevo
Vinagre
Cáscara de
huevo
Vinagre
3
Cáscara de
huevo
Vinagre
5%
Durante el experimento, utilizan la misma masa de cascara de huevo, pere varian la
concentración del vinagre.
A. Explica por yue la transferencia de energia no es la misma entre las tres pruebas del
experimente
B. Describe como se podria modificar el aparato para que pueda medir con MAYOR
EXACTITUD la transferencia de energia en cada reacción.
Recuerda contestar todas las partes de la pregunta en el espacio previsto​

Answers

A. La transferencia de energía no es la misma entre las tres pruebas del experimento debido a la variación en la concentración de vinagre.

La concentración del vinagre influye en la velocidad y la eficacia de la reacción química. El vinagre es una solución diluida de ácido acético en agua, y el ácido actúa para disolver la capa externa de carbonato de calcio que compone la cáscara del huevo. Cuanto mayor sea la concentración de ácido acético en el vinagre, más rápida será la reacción y mayor será la transferencia de energía. Por lo tanto, se puede observar que la prueba que utilizó la concentración de vinagre al 10% tuvo una transferencia de energía mucho más alta que las otras dos pruebas.B.

El aparato se puede modificar para medir con mayor exactitud la transferencia de energía en cada reacción. Esto se puede hacer utilizando un calorímetro, que es un dispositivo que se utiliza para medir el calor de las reacciones químicas o los cambios físicos. El calorímetro consta de un recipiente aislado que contiene una muestra y se coloca en un baño de agua. Se mide la temperatura del agua antes y después de la reacción, y la diferencia en la temperatura se utiliza para calcular la cantidad de calor absorbido o liberado por la muestra.

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which of the following would not be a teratogen? question 18 options: cigarettes lead rubella (german measles) steak

Answers

The following would not be a teratogen among cigarettes, lead, rubella (german measles), and steak is steak. Teratogens are substances that interfere with prenatal development and can lead to birth defects. Cigarettes, lead, and rubella are known teratogens that can cause significant harm to a developing fetus. However, steak is not a teratogen.

Cigarettes are a teratogen because they contain harmful chemicals that can cross the placenta and interfere with fetal development. These chemicals can increase the risk of low birth weight, premature birth, and birth defects such as cleft palate and heart defects.

Lead is also a teratogen because exposure to high levels of lead during pregnancy can lead to developmental delays, learning disabilities, and other cognitive impairments in children. Lead can be found in contaminated water, soil, and household items such as paint and dust.

Rubella, or German measles, is another teratogen that can cause severe birth defects if a woman becomes infected during pregnancy. Rubella can cause deafness, blindness, heart defects, and intellectual disability in a developing fetus.

Steak, on the other hand, is not a teratogen. While some types of food, such as undercooked meat and raw eggs, can be harmful during pregnancy due to the risk of foodborne illness, properly cooked steak is not a teratogen and does not pose a risk to fetal development.

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7. Based on what you know about Carbon Dioxide (look at the definitions section) and the Description of the Landscapes, how did the amount of Carbon Dioxide in the atmosphere increase over time? 8. Carbon Dioxide and Water vapor are greenhouse gases. How do greenhouse gases act like the glass in greenhouses?​

Answers

Answer: Carbon dioxide levels today are higher than at any point in at least the past 800,000 years. Global atmospheric carbon dioxide concentrations (CO2) in parts per million (ppm) for the past 800,000 years. ... Carbon dioxide concentrations are rising mostly because of the fossil fuels that people are burning for energy. The large numbers of land animals raised to feed the Earth's growing population results in increased carbon dioxide levels in the atmosphere due to farming practices and respiration and methane production. This is another example of how human activity indirectly affects biogeochemical cycles in a significant way.  8. Gases in the atmosphere, such as carbon dioxide, trap heat similar to the glass roof of a greenhouse. These heat-trapping gases are called greenhouse gases. During the day, the Sun shines through the atmosphere. Earth's surface warms up in the sunlight. Greenhouse gases let the sun's light shine onto the Earth's surface, but they trap the heat that reflects back up into the atmosphere. In this way, they act like the insulating glass walls of a greenhouse.

Explanation:

cystic fibrosis is a genetic disease that leads to the production of excessive thick mucus in the respiratory tract, leading to frequent and serious respiratory infections. the defect is due to the production of a faulty membrane protein for the transport of the chloride ion. the protein is still in the membrane; it just doesn't function normally. what type of membrane protein is being affected in this case?

Answers

The type of membrane protein that is affected in cystic fibrosis is a chloride ion channel.

What is Cystic fibrosis?

Cystic fibrosis is an inherited condition in which the mucus in the body becomes thick and sticky. It can cause breathing difficulties and frequent infections, among other symptoms. Because the mucus is thicker than normal, it can obstruct the ducts of the pancreas, preventing digestive enzymes from reaching the small intestine.Cystic fibrosis is an autosomal recessive genetic disorder.

This means that in order to inherit the disease, a person must inherit two copies of the mutated gene, one from each parent.

What is the cause of cystic fibrosis?

Cystic fibrosis is caused by a mutation in the cystic fibrosis transmembrane conductance regulator (CFTR) gene. The CFTR gene provides instructions for making a protein called the cystic fibrosis transmembrane conductance regulator. This protein functions as a chloride ion channel, which helps regulate the flow of salt and fluids in and out of cells.

However, in people with cystic fibrosis, the CFTR protein is either missing or not functioning properly due to a genetic mutation. As a result, the salt and water balance is disrupted, leading to the production of thick, sticky mucus that clogs the airways, digestive tract, and other ducts in the body.

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I Will Mark Brainliest

Which of the following is the broadest taxonomic category?
A
phylum
B
class
C
genus
D
domain

Answers

Answer:

I think it's A- phylum, hope this helps

The broadest taxonomic category is Domain

Why do the temperatures change over the months?
O A. Because the Moon is tilted on its axis, it reflects more sunlight on Earth during different times of Earth's yearly orbit.
B. Because the Sun is tilted on its axis, parts of Earth get more sunlight during different times of Earth's yearly orbit.
O C. Because Earth is tilted on its axis, the stars reflect more light during different times of the Earth's yearly orbit.
D. Because Earth is tilted on its axis, parts of Earth get more hours of sunlight during different times of Earth's yearly orbit.

Answers

Answer:

Answer

Explanation:

B because the more the sun is titled the more heat=different season.

Because Earth is tilted on its axis, parts of Earth get more hours of sunlight during different times of Earth's yearly orbit. As Earth orbits around the Sun, its axis is tilted at an angle of about 23.5 degrees. Hence the correct option is D.

Why do the temperatures change over the months?

The temperatures change over the months primarily because of Earth's axial tilt. As the Earth rotates around the sun, the angle at which sunlight hits different parts of the Earth changes.

This is because the Earth's axis is tilted about 23.5 degrees relative to its orbit around the sun. When a particular hemisphere is tilted toward the sun, it receives more direct sunlight, resulting in warmer temperatures.

Conversely, when that hemisphere is tilted away from the sun, it receives less direct sunlight, resulting in cooler temperatures. This cycle repeats itself annually, causing changes in temperatures over the months.

Hence the correct option is D.

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Explain the difference between DNA, chromosomes, genes, and the protein that is created.

I NEED THIS QUICKLY PLS!!!

Answers

DNA contains the instructions, genes, to make proteins that tell what genetic traits the person will have. The DNA along with the proteins make up the chromosomes. The chromosomes are then passed on to the offspring, and with the DNA inside the chromosomes and translation of the genes, its traits are decided. Genes are made up of strains of proteins called amino acids

Explanation:

DNA is a long molecule that contains our unique genetic code.DNA is composed of two strands that wrap around each other to form a double helix shape.

Genes are sections of DNA that contain the set of instructions to produce one specific molecule in your body, usually a protein. These proteins control how our body grows and works; they are also responsible for many of our characteristics, such as our eye colour, blood type or height.

Chromosomes are bundles of tightly coiled DNA located within the nucleus of almost every cell in our body. Humans have 46 chromosomes . We inherit one set of 23 chromosomes from our mother and one set of 23 chromosomes from our father. So we have two sets of 23 chromosomes or 23 pairs.

A scientist observes the cells of a newly discovered organism under a microscope. The organism has mitochondria, a cell wall, lysosomes, and ribosomes. Is this organism a plant or an animal, and how do you know? A. The organism is a plant, because it has lysosomes. B. The organism is an animal, because it has mitochondria. C. The organism is a plant, because it has a cell wall. D. The organism is an animal, because it has ribosomes.​

Answers

Answer:

think the answer is:

C. The organism is a plant because it has a cell wall.

Explanation:

only plant cells have Cell Walls

state two factors on which the gravitational force between two objects depends.​

Answers

Answer:

Gravitational Force depends on two factors:

1. Product of mass of two object

2. Square of distance between their centers

Mathematically,

  F = G *(m1* m2)/d²

Explnation:

3. Which organism has DNA located in three organelles?
A. A sponge
B. A fern plant C. A flatworm
D. A bacterium

Answers

The answer is B). A fern plant

In a FERN PLANT, DNA is located in three different organelles (Option B).

Plants are organisms that have chloroplasts, mitochondria, and cell nuclei.

In a eukaryotic cell, the genetic material (i.e., DNA) is mainly found in the nucleus, which is an organelle bounded by a double-membrane (bacteria don't have nuclei).

However, mitochondria and chloroplasts are also membrane-bound organelles that have their own genetic material.

Chloroplasts are only found in plants and algae (sponges and flatworms don't have chloroplasts).

In conclusion, in a FERN PLANT, DNA is located in three different organelles (Option B is correct).

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bynummeeks24

10/08/2020

BiologyHigh School

answered

Which of the following best describes how a channel protein moves materials across the membrane? A)They provide a carrier for specific molecules to bind to and cross the membrane via endocytosis. B)They provide a passage for specific molecules to cross the membrane via passive transport. C) They provide a tunnel for solutes to cross the membrane via active transport. D) They provide energy needed for solutes to cross the membrane via facilitated diffusion.

Answers

The correct option that best describes how a channel protein moves materials across the membrane is B) They provide a passage for specific molecules to cross the membrane via passive transport.

Channel proteins are integral membrane proteins that form channels or pores in the cell membrane. These channels allow the passive transport of specific molecules or ions across the membrane down their concentration gradient. This process is called facilitated diffusion, where the molecules move from an area of higher concentration to an area of lower concentration without the need for energy input. The channel proteins provide a selective passage for these molecules, enabling their movement across the membrane.

Therefore, the correct answer is B) They provide a passage for specific molecules to cross the membrane via passive transport.

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Why do some organisms produce many more offspring than other organisms?

Answers

some animals have multiple offspring , like fish and turtles , in hopes that at least some of them will survive. These organisms that have large amount of offspring usually dont give extensive or any care in raising the offspring. They just hope that at least a couple survive to pass on their genes.
Organisms that only have a few offspring (ei monkeys, birds, humans, mammals in general) usually devote a large amount of care into raising their offspring. Most often the mother and the father raise the offspring, and the offspring has a very high chance of survival.
Both of these mechanisms are just to ensure the passing of genes.
Hope that helped XD

State the most probable cause for each of the following scenario:

A student is having difficulty interpreting the reagent strip color reactions on a thick orange specimen.

Answers

The most probable cause for a student having difficulty interpreting the reagent strip color reactions on a thick orange specimen is a large amount of urobilinogen.

What are reagent strips?

Reagent strips, also known as urine dipsticks, are used to check for various substances in urine. They are thin, plastic strips with pads on the end that are coated with chemicals that react with substances in the urine.

When urine comes into touch with the pads on the reagent strips, the chemical coating on the pads changes color to indicate the presence of particular substances in the urine. The colors of the pads on the strips are compared to a color chart to determine the amounts of substances in the urine.

Therefore, if a student is having difficulty interpreting the reagent strip color reactions on a thick orange specimen, the most probable cause is a large amount of urobilinogen. Orange or brown urine with a high amount of urobilinogen, which is caused by an excessive breakdown of red blood cells, might cause the color of the specimen to become thick orange. This might make it tough for a student to interpret the color reactions of the reagent strips.

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What do tornadoes and hurricanes have in common

Answers

☁️ Answer ☁️

"Tornadoes and hurricanes appear to be similar in their general structure. Both are characterized by extremely strong horizontal winds swirling around the center, strong upward motion dominating the circulation with some downward motion in the center. "

1. Death

2. strong horizontal winds swirling around the center

3strong upward motion dominating the circulation with some downward motion in the center.

Hope it helps.

Have a nice day noona/hyung.

Light traveling through the air moves in a straight line. An object viewed through water looks different because light rays that travel through water are . . .
A.bent
B.reflected
C.bounced
B.absorbed

Answers

I think The correct answer is c
the answers B , reflected

write the two functions of blood?​

Answers

Explanation:

regulating body temperature

forming blood clots to prevent excess blood loss

Given the following sense strand of DNA sequence, transcribe it into mRNA, showing the orientation of the mRNA [i.e. 3' and 5' ends]. Then translate this sequence into protein [indicating amino and carboxy termini, be sure to check for an open reading frame as well.]
5' GGGATCGATGCCCCTTAAAGAGTTTACATATTGCTGGAGGCGTTAACCCCGGA 3´

Answers

The correct mRNA sequence transcribed from the given DNA sequence is: 5' UCCCUAGCUACGGGAUUUUCUCAAUAUGUAAUUGACCUCCGCAAUGGGGCUCC 3' Here option B is the correct answer.

To determine the correct mRNA sequence transcribed from the given DNA sequence, we need to apply the rules of DNA transcription. During transcription, the DNA sequence is used as a template to synthesize an mRNA molecule, with the RNA base uracil (U) substituting for thymine (T) in the DNA.

The given DNA sequence is:

5' GGGATCGATGCCCCTTAAAGAGTTTACATATTGCTGGAGGCGTTAACCCCGGA 3'

To transcribe this DNA sequence into mRNA, we replace each DNA base with its RNA counterpart:

G (Guanine) → C (Cytosine)

C (Cytosine) → G (Guanine)

A (Adenine) → U (Uracil)

T (Thymine) → A (Adenine)

Applying these conversions, we get the mRNA sequence:

5' CCCUAGCUACGGGAUUUUCUCAAUAUGUAAUUGACCUCCGCAAUGGGGCUCC 3'

Therefore, option b) 5' UCCCUAGCUACGGGAUUUUCUCAAUAUGUAAUUGACCUCCGCAAUGGGGCUCC 3' represents the correct mRNA sequence transcribed from the given DNA sequence.

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Complete question:

Which of the following represents the correct mRNA sequence transcribed from the given DNA sequence?

a) 5' GGGATCGATGCCCCTTAAAGAGTTTACATATTGCTGGAGGCGTTAACCCCGGA 3'

b) 5' UCCCUAGCUACGGGAUUUUCUCAAUAUGUAAUUGACCUCCGCAAUGGGGCUCC 3'

c) 5' CCCUAGCUACGGGAUUUUCUCAAUAUGUAAUUGACCUCCGCAAUGGGGCUCC 3'

d) 5' GGGATCGATGCCCCTTAAAGAGUUUACAUUAUUGCUGGAGGCGUUAACCCCGGA 3'

How do toothed whales produce echolocating sounds?

Answers

Answer:

Toothed whales (including dolphins) have developed a remarkable sensory ability used for locating food and for navigation underwater called echolocation. Toothed whales produce a variety of sounds by moving air between air-spaces or sinuses in the head.

Explanation:

Answer:

Toothed whales can direct sound by bouncing it off air sacs in their nose and possibly by using face muscles to alter the shape of the melon.

Explanation:

 HURRY I HAVE A TIME LIMIT!

Humans, cats, whales, and bats all have similar arm bones. What piece of evidence for common ancestry does this describe?

-homology
-embryology
-fossil record
-amino acids sequences

Answers

Answer: that they all have the bones used to make their movements so they can live and survive on there own.

Explanation:

alpha-defensins and reactive oxygen species (ros) are examples of anti-microbial molecules produced by professional phagocytes, which can function by breaking down and killing phagocytosed pathogens. True or false

Answers

True. Alpha-defensins and reactive oxygen species (ROS) are examples of anti-microbial molecules produced by professional phagocytes, which can function by breaking down and killing phagocytosed pathogens

Alpha-defensins and reactive oxygen species (ROS) are indeed examples of antimicrobial molecules produced by professional phagocytes, such as neutrophils and macrophages. These molecules play a crucial role in the immune response against invading pathogens.

Alpha-defensins are small peptides that possess antimicrobial properties. They can directly kill microorganisms by disrupting their cell membranes, leading to their lysis or death. These defensins are produced by various immune cells, including neutrophils, and contribute to the elimination of pathogens during phagocytosis.

Reactive oxygen species (ROS), including superoxide anion, hydrogen peroxide, and hypochlorous acid, are generated by phagocytes during the process of phagocytosis. ROS are highly reactive molecules that can damage microbial components, such as proteins and DNA, leading to the killing or inactivation of phagocytosed pathogens.

Therefore, both alpha-defensins and reactive oxygen species are antimicrobial molecules produced by professional phagocytes that function by breaking down and killing phagocytosed pathogens.

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The diagram below shows the first four steps of meiosis.what's is happening in step labeled c?

Answers

D is the correct answer

what is the relationship between the rate of wind and the amount of abrasion?

Answers

Answer: Wind speed is also important. The rate of erosion caused by a 30-mile-per-hour wind is more than three times that of a 20-mile-per-hour wind. Wind erosion decreases as soil moisture increases. For example, dry soil erodes about one-and-one-third times more than soil with barely enough moisture to keep plants alive.

Explanation:

https://www.agry.purdue.edu/soils_judging/new_manual/ch6-wind.html Hope this helps

4. The diagram below represents one possible immune response that can occur in the human body.
**The structures that are part of the immune system are represented by
A, only
A and C, only
B and C, only
A, B, and C

5. Explain your answer to the previous question

Answers

Answer:

A and C only

Explanation:

I'm sorry I don't know how to explain it but trust me its A and C only.

1. Explain why the greenhouse effect is necessary but how an enhanced greenhouse effect can harm the planet.
2. Define global warming and explain what has caused the recent trend of warming that the earth is experiencing.
3. Explain why Earth's temperature is directly affected by the amount of greenhouse gases in the atmosphere.
4. Define carbon sequestration and explain how deep geologic burial of carbon works.
5 Describe the connection between fossil fuel burning, the melting of polar ice, and the rising of global sea levels.

Answers

Answer:

1. The enhanced greenhouse effect disrupts the Earth's climate equilibrium and has led to an increase in the global average surface temperatures.

2. Scientists attribute the global warming trend observed since the mid-20th century to the human expansion of the "greenhouse effect"   1 — warming that results when the atmosphere traps heat radiating from Earth toward space. Certain gases in the atmosphere block heat from escaping.

3. Greenhouse gases absorb some of the energy and trap it in the lower atmosphere. Less heat radiates into space, and Earth is warmer. ... Carbon dioxide, methane, water vapor, and nitrous oxide are naturally present in Earth's atmosphere.

4. Carbon sequestration is the process of capturing and storing atmospheric carbon dioxide. It is one method of reducing the amount of carbon dioxide in the atmosphere with the goal of reducing global climate change.

5. As climate change caused by burning fossil fuels drives temperatures higher, the ocean warms, causing it to expand. ... Scientists have found that water draining from melting glaciers and ice sheets in polar and mountain regions is now also contributing to this rise in sea levels.

Answer: 1. Necessary because it keeps heat in and keeps the planet at the right temperature for life.

It can harm the planet if more pollution occurs and the greenhouse gas effect traps too much heat and causes global warming. 2. Scientists attribute the global warming trend observed since the mid-20th century to the human expansion of the "greenhouse effect"1 — warming that results Greenhouse gases let the sun's light shine onto the Earth's surface, but they trap the heat that reflects back up into the atmosphere. In this way, they act like the insulating glass walls of a greenhouse. The greenhouse effect keeps Earth's climate comfortable when the atmosphere traps heat radiating from Earth toward space. Certain gases in the atmosphere block heat from escaping. 3. Human activities contribute to global warming by increasing the greenhouse effect. ... Greenhouse gases let the sun's light shine onto the Earth's surface, but they trap the heat that reflects back up into the atmosphere. In this way, they act like the insulating glass walls of a greenhouse. 4. Carbon sequestration is the process of capturing and storing atmospheric carbon dioxide. It is one method of reducing the amount of carbon dioxide in the atmosphere with the goal of reducing global climate change. Geologic carbon sequestration is the process of storing carbon dioxide (CO2) in underground geologic formations. The CO2 is usually pressurized until it becomes a liquid, and then it is injected into porous rock formations in geologic basins. 5. As climate change caused by burning fossil fuels drives temperatures higher, the ocean warms, causing it to expand. This expansion in turn causes sea levels to rise. ... There is now so much warming baked in to the global climate system that sea levels will continue to rise for centuries.

Explanation:

What are the factors that increase a species success over time.

Answers

Answer:

Explanation:

(1) the potential for a species to increase in number,

(2) the heritable genetic variation of individuals in a species due to mutation and sexual reproduction,

(3) competition for limited resources

(4)  the proliferation of those organisms that are better able to survive and reproduce in the environment

Hope this helped!!!

What are all of the secondary consumers included in this web?Herring


Sprat


Gray seal


Saduria entomon


Monoporeia affinis

Answers

Answer: Herring and Gray Seal.

Why? Without the image it’s hard to really tell without the picture of the web, however, it seems to me that the sprat would eat the Saduria thing and the Monporeia and the Seal and herring would eat the Sprat making them the secondary consumers.

Hope this helps

How might change in one population affect other populations?

Answers

The food chain will mess up.
Other Questions
the auditor's understanding of an entity's internal control over financial reporting are documented using diagrammatic representation known as a(n) Grade Grade point values 4.0 3.7 A- B+ 3.3 B 3.0 D FALL QUARTER 2017 Course Letter Grade Credits CHEM 140 3 CHEM 141 B- 2 ENGL 101 D 5 MATH 151 B 5 B 2.7 2.3 2.0 1.7 D+ 1.3 1.0 0.0 The above data comes from a Jacob's transcript. Using the transcript and the conversion chart calculate the GPA for Jacob for FALL QUARTER 2017 to two decimal places. The GPA for Jacob for FALL QUARTER 2017 is The maintenance department at the main campus of a large state university receives daily requests to replace fluorecent lightbulbs. The distribution of the number of daily requests is bell-shaped and has a mean of 37 and a standard deviation of 8. Using the 68-95-99.7 rute, what is the approximate percentage of lightbulb replacement requests numbering between 21 and 377 Do not enter the percent symbol. ans = % Calculate the sample standard deviation of the data shown. Round to two decimal places. 30 19 29 16 26 25 sample standard deviation Let u(x, t) be the unique solution to the following Cauchy problem. Uttcuxx=0, t> 0, x (-00,00) x (-00,00) u(x,0) = f(x) (u, (x,0) = g(x) XE (-00,00) Where vx R: f(x) = 0, g(x) = {1 (0, |x| a xa for a given constant a > 0. (A) Draw the string profiles (i.e. the values of u vs. x) at the following times: t = 0,; a a 3a 2a Sa 2c' c'2c C for a = c = 1. (B) By using d'Alambert formula show that 1 vt > 0,VxER, u(x, t) = length((x-ct,x + ct) n (-a, a)), where length((a, b)) = b - a is the length of the interval (a, b). Discussion Questions Pick and answer at least three of these questions: What is a debtors union? Do you consider debt as connected to other issues? For example, democracy? How? What is the secondary debt market? Is there a hierarchy of debt? Or debt that is more, or less, good, moral, or worthy of protection by our fiduciary systems? Is there debt that you think is more or less valid? How would you rank these types of debt: Credit care, home loan, consumer, student loan, medical debt, yacht loan, secured debt, unsecured debt, auto loans, other loans? What sort of moral arguments surround debt? Are you in favor, or do you disagree, with canceling student loan debt? Explain why or why not? How do you pay for it? How much debt do you have? What type? (This one is optional:) In a market for used laptops, sellers value high (H) quality ones at $1,250 and low (L) quality ones at $750. Buyers value high quality ones at $1,450 and low quality ones at $910. Assume the buyers have perfect information and the price for H type is $1,300, while the price for L type is $860. The seller surplus on type L is then _____ and the buyer surplus on type H is _____. Group of answer choices110; 150110; 125105; 150105; 125 Eddie is having a mid-life crisis at age 50. In an attempt to prove that he is equivalent to a 20 year-old, Eddie decides to learn to ski jump at an outdoor ski jumping facility in Northern Michigan. In preparation for his jumping lessons, Eddie visits the local alpine ski shop, The Alps, and asks to speak to a trained associate. He specifies that he will be ski jumping in the U.P., and that he will need an affordable set of skis to use in his jumping lessons. The associate selects a pair of skis from a wide variety of possibilities and Eddie leaves the store a "happy flyer" after his purchase.Eddie begins his lessons the following day. Unfortunately, he has a horrific crash while using his new skis during his very first jump off a 40 foot jump ramp. Eddie awakens in the emergency room and sees in horror that both his legs have been broken, he needs extensive surgery and physical therapy afterward and he realizes with great disappointment that he will never be able to fulfill his dream of becoming the next Eddie the Eagle ski jumper, his hero from the Olympics years ago. Further, Eddies notices his skis are propped up next to his bed in his hospital room. They are trademarked-stamped "Terrain Park Beginner skis", with a sticker reading, "Gear intended for small tricks and jumps off beginner features no higher than 3 feet".As a result of this misfortune, Eddie incurs medical expenses of $550,000 for treatment and rehabilitation. His doctor informs him that he has a 20% partial but permanent disability of his legs.Under the UCC, is The Alps store legally responsible for Eddie's medical expenses and permanent disability? Why or why not? How does the UCC apply in this situation? Fully discuss ALL elements of applicable business laws in support of your answer utilizing proper legal terminology. 1) InductivereactanceXLincreases when the frequencyfof the applied voltageVTincreases. (True or False)2) The total impedanceZTin the circuit decreases when the frequency of the applied voltage increases. (True or False)3) The total currentIin the circuit increases when the frequency of the applied voltage increases. (True or False)4) If the frequency of the applied voltage is increased, what is the effect onVRandVL? (Check all that apply.)VRIncreases,VRDecreases,VRRemains constant,VLIncreases,VLdecreases,VLremains constant5) The phase angleZdecreases when the frequency of the applied voltage increases. (True or False) rewrite 12a 24ab using a common factor. 12a(0 2b) 12a(1 2b) 12ab(0 2) 12ab(1 24ab) Which of the following equations can be used to compute o materials price variance (where AQ - actual quantity, SQ - standard quantity allowed: AP actual price; SP = standard price)? [AQ = (AP - SP)] ( ) [SQ * (AP - SP)] O [AQ * (AP - SP)] [SQ = (AP - SP)] When analyzing a value stream map, a large difference between Processing Time and Lead Time of a process block requires a "_________" analysis of that process block using detailed ________maps how many host addresses are available on a class c network? a. 65536 b. 256 c. 254 d. 65534 The number of minutes that it takes students to fill out an online survey has an approximately normal distribution with mean 11 minutes and standard deviation 2.5 minutes.a. What percent of students take more than 12 minutes to fill out the survey?b. What percent of student take between 9 and 14 minutes to fill out the survey?c. 75% of students fill the survey in less than how many minutes?d. 80% of students will be within how many standard deviations of the mean? What right does the Patient Self-Determination Act preserve?A. The right of the patient to have their advance directive acknowledged. B. The right of the patient to protect the confidentiality of their advance directiveC. The right of the patient to select the doctor they want to treat themD. The right of the patient to select the doctor they want to treat their family members. It's A. :) in the first stages of endochondral ossification, the mesynchymal stem cells develop into_____. Aurand Ltd wants to raise $1,500,000 to fund the expansion of its business. To do this, it will issue bonds with 10 years to maturity, a face value of $1,000 and a quarterly coupon payment of $20. The current yield to maturity of similar bonds in the market is 8% per annum. a) How many bonds should Aurand Ltd issue to raise a total of $1,500,000? Use bond pricing theory to explain why briefly. [2 marks] b) Assume investor Mike purchased a bond at issuance and sold it at a market yield of 9% p.a. one year later, right after the coupon payment. Calculate the selling price of the bond. [3.5 marks] c) Draw a timeline and set out each cash flow that Mike paid and received from his investment in the bond for one year and calculate the holding period yield per annum he earned on this investment. [3.5+4=7.5 marks] d) Was Mike's holding period yield higher or lower than the yield to maturity he would earn if he kept the bond till maturity? Briefly explain why. find the probability that at most ten offer such courses. (round your answer to four decimal places.) .Alyssum, Inc., a merchandising company, has provided the following extracts from their budget for the first quarter of the forthcoming year:Jan Feb MarchPurchases on account $267,000 $291,000 $310,000The vendors have required the following terms of payment:Month of purchase 25%First month of purchase 35%Second month after the purchase 35%Calculate the total payment on account for the month of March.A. $310,000B. $153,887.50C. $272,800D. $146,475 Use the algebraic properties of vectors to answer the questions below. z a.) -3 + 5 b.) Find a unit vector in the direction of the vector 1 write a method for the invitation class that accepts a parameter and uses it to update the address for the event. write the method below. What data types would you assign to the City and Zip fields when creating the Zips table?a. TEXT to City and SHORT to Zip b. LONGTEXT to City and TEXT to Zip c. TEXT to City and TEXT to Zip d. SHORT to City and SHORT to Zip