Which 2 minerals can be scratched by a diamond but not a quartz?

Answers

Answer 1

Answer:

Topaz, and Corundum.

Explanation:

These 2 are harder than a quartz mineral so quartz can't scratch them. But weaker than a diamond, so diamonds can scratch them.


Related Questions

Which word describes the scientific study of weather and the atmosphere?

meteorology
environmental science
geomorphology
atmospherology

Answers

Answer:

I think the answer should be meteorology

Meteorology is the word that describes the scientific study of weather and the atmosphere.

What is weather?

Weather is the state of the atmosphere, describing for example the degree to which it is hot or cold, wet or dry, calm or stormy, clear or cloudy. On Earth, most weather phenomena occur in the lowest layer of the planet's atmosphere, the troposphere, just below the stratosphere. Weather refers to day-to-day temperature, precipitation, and other atmospheric conditions, whereas climate is the term for the averaging of atmospheric conditions over longer periods of time. When used without qualification, "weather" is generally understood to mean the weather of Earth.

Weather is driven by air pressure, temperature, and moisture differences between one place and another. These differences can occur due to the Sun's angle at any particular spot, which varies with latitude. The strong temperature contrast between polar and tropical air gives rise to the largest scale atmospheric circulations.

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When looking at flat-tailed horned lizards, what trait was found in most living lizards compared to dead lizards? *
A. The horn was shorter
B. The horn was longer
C. The horn had a strong poison
D. The horn had a weak poison

Answers

Answer:

d after any reptile that is poisinis when it dies the amount of poisin becoms weaker becuase its rrying to kill air but it kill nothing

Explanation:

B the horn was longer

Which statements best describe science? Check all that apply.

A. Science uses beliefs and opinions to construct explanations.
B. Science is resistant to new information.
C. Science is supported by facts and processes.
D. Science involves observation and experimentation.
E. Science continually changes and is constantly updated.

Answers

Answer:

Maybe B, try that Im sorry if I'm wrong

Answer:

D,C, and A

Explanation:

Claire decided to find out which wildflowers are most abundant near roadsides in her community. Which of the following would BEST help Claire with her investigation?

Group of answer choices

conducting a controlled experiment

using a computer model

observation

making a model

Answers

Answer:

observation

Explanation:

Answer:

observation

Explanation:

True or False:
Prokaryotes can be unicellular or multicellular.
A. True
B. False

Answers

Answer: False

Explanation: Prokaryotes can only be unicellular. Eukaryotes are both. So false.

B. False:

All prokaryotic organisms are unicellular.

And eukaryotic can be either unicellular or multicellular.

So the answer is False.

what process is illustrated in the figure above?

Answers

Answer:

DNA -> RNA is transcription

RNA > Protein is translation

The process illustrated in the figure above is transcription.

What is transcription?

Transcription is the first step in gene expression. It involves copying a gene's DNA sequence to make an RNA molecule.

The process of transcription starts when an enzyme called RNA polymerase (RNA pol) attaches to the template DNA strand and starts to gets catalyze the production of complementary RNA.

Large enzymes composed of a lots of  dozen subunits, and when active on DNA, they are also so much  complexed with other . In many cases, these  signal which gene is to be transcribed.

It contains all the information within the code of amino acids and some of them also help in protein synthesis too.

Therefore, the process illustrated in the figure above is transcription.

Therefore, it is transcription.

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What type of representation of inheritance is shown in the figure?

(16.5 Points)


Punnett square



flow chart


pedigree


graph

Answers

This isn’t chemistry but I think it’s pedigree
That is for sure a pedigree.

Ocean water can be desalinated through the processes of reverse osmosis or heat distillation. Why don't we do this more often? Check all correct answers.



It's expensive.


It uses a great deal of energy.


We would drain the oceans.


We don't know how

Answers

It is expensive and uses a great deal of energy.
it’s expensive, uses a lot of energy.

Please help me ASAP! Thank you!

Answers

Hello. I think that your answer would be d. I am pretty sure. Have a nice day!

D.)  Radiation transfers thermal energy from the Sun to Earth.

Thermal radiation is a form of heat transfer because the electromagnetic radiation emitted from the source carries energy away from the source to surrounding (or distant) objects.

D is the correct answer

Benefits of making change to the environment (at least 3) **Explain what the benefits are.

Answers

Less pollution if there is less pollution the environment would be healthier and the air would be cleaner

Less littering which can help keep many animals live and kill less plants and animals

More trees which could help keep the rat clean
1 - Less pollution, if we changed the environment the massive one we would make would be towards the massive amount of pollution

2 - When we plant a tree we get many benefits one of them is we have more fresh air which will better circulate the air flow in more populated areas of major attraction

3 - A longer life span, removing all the junk from our streets and sewers can actually increase our life span. A research conducted by AQLI, they found that these populations would see their lifespan cut by five years on average, after being exposed to pollution levels 44 percent higher than 20 years ago.

WILL MARKBRAINLIST FOR BEST ANSWER ASAP PLEASEEEE
Describe the difference between primary and secondary succession.

Answers

A primary succession is where animals and other living organisms habit a land that has never been lived in by previous organisms a secondary succession is where animals have moved into land that has been used before them.

Some types of organisms can reproduce either sexually or asexually. If environmental conditions forced a population of these organisms to use only asexual reproduction, what would be the MOST LIKELY long-term effect?

Group of answer choices

The number of chromosomes in each organism will increase.

Genetic information will no longer be transmitted from one generation to the next.

Mitosis would stop occurring in the population.

The genetic variation in the population will decrease or stay the same

Answers

The genetic variation would decrease or stay the same. the offspring of the organisms that are repopulating with mate with each other because those are the only same organisms around ( low key gross but it's true)

PLZ HELP 50 PIONTSSSSS
The Great Lakes region has both biotic and abiotic components.


Abiotic components include water, temperature, rainfall, and geological features. Biotic components include all of the animal and plant species in the area.


The ecosystem of the Great Lakes includes _______.


a

all of the biotic and abiotic components of the Great Lakes region

b

only the plant and animal species that live in the Great Lakes region

c

only the abiotic components of the Great Lakes region

d

only the animal species that live in the Great Lakes region

Answers

Answer:

i think it is "A" not sure

Explanation:

Answer:

A

Explanation:

if abiotic components include water, temperature, rainfall, and geological features. Biotic components include all of the animal and plant species in the area. the the answer would be A

Need help ASAP!!!!!!!!

Answers

Answer:

i got no clue just need them points for answers sorry

A. If there were no herbivores, the producers would_____________________________________________________________________________________________________________________________________________________

B. If there were no herbivores, the primary consumers would __________________________________________________________________________________________________________________________________________________________

C. If there were no herbivores, the secondary Consumers would __________________________________________________________________________________________________________________________________________________________
D. If there were no herbivores, the tertiary Consumers would __________________________________________________________________________________________________________________________________________________________

Answers

I am gonna leave a comment.....

I honestly don’t know sorry

Directions: I have attached a copy of some fun facts about each planet. This week we have been discussing facts about each planet as well through bell ringers. Please research and present during class time (MONDAY & WEDNESDAY) and ZOOM (TUESDAY & THURSDAY). You are to write a poem or song about the planets and the information you submit have to be true about each planet. HYBRID students will present and submit a copy on WEDNESDAY, VIRTUAL students will present and submit a copy via CANVAS. HAPPY WRITING!!!!!!

Answers

Answer:

Im going try and create a song, I am writing this so my notifications remind me of this.

Explanation:

Answer:

Mercury is hot, but not too hot for ice,

Venus doesn't have any moons, and we aren't sure why,

Mars had a thicker atmosphere in the past,

Explanation:

What is the electron atomic number

Answers

Answer:

The number of protons in the nucleus of the atom is equal to the atomic number (Z). The number of electrons in a neutral atom is equal to the number of protons. The mass number of the atom (M) is equal to the sum of the number of protons and neutrons in the nucleus.

The atomic number uniquely identifies a chemical element. It is identical to the charge number of the nucleus. In an uncharged atom, the atomic number is also equal to the number of electrons. The sum of the atomic number Z and the number of neutrons N gives the mass number A of an atom.

Some types of organisms can reproduce either sexually or asexually. If environmental conditions forced a population of these organisms to use only asexual reproduction, what would be the MOST LIKELY long-term effect?

Group of answer choices

The number of chromosomes in each organism will increase.

Genetic information will no longer be transmitted from one generation to the next.

Mitosis would stop occurring in the population.

The genetic variation in the population will decrease or stay the same

Answers

Answer:

The genetic variation in the population will decrease or stay the same

Explanation:

In an ecosystem , if environmental conditions forced a population of these organisms to use only asexual reproduction, the genetic variation in the population will decrease or stay the same.

What is an ecosystem?

Ecosystem is defined as a system which consists of all living organisms and the physical components with which the living beings interact. The abiotic and biotic components are linked to each other through nutrient cycles and flow of energy.

Energy enters the system through the process of photosynthesis .Animals play an important role in transfer of energy as they feed on each other.As a result of this transfer of matter and energy takes place through the system .Living organisms also influence the quantity of biomass present.By decomposition of dead plants and animals by microbes nutrients are released back in to the soil.

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Which two minerals can be scratched by a knife but not copper coin?

Answers

calcite and fluorite <33

You are to write a poem or song about the planets and the information you submit have to be true about each planet.

Answers

someone added the answer already hope that helps you out

Answer:

our solar system includes the sun and all the planets moons dwarf planets and asteroids that orbit around it the four planets closest to the sun include mercury venus earth and mars these inner planets are made of rock and metals they are quite small compared to the outer planets the four outer planets are called gas giants because they are made mostly of gases the outer planets include jupiter saturn uranus and neptune the most well-known dwarf planet in our solar system is Pluto

PLEASE HELP MEEE I WILL MARK BRAINLIST FOR THIS ITS SUPER SIMPLE....BUT U MUST TYPE EVERYTHING needed ASAP
all I need you to do its to type out these pictures word for word it pretty simple

Answers

Plastic is a big problem in the ocean. Every year, humans produce over 300 million tons of plastic. A lot of that plastic ends up in the ocean.

Some plastic gets washed into rivers or streams.Some plastic is blown into the ocean from land.Some plastic is even thrown into the ocean on purpose.

I really hope this helps!

Chemists predict the geometry of molecules based on the repulsion of electron pairs. Molecules can be represented by the general formula AXY, where Y is the number of peripheral atoms. We would expect the geometric shape of a molecule represented by the formula AX3 to be

A) linear.

B) tetrahedral.

C) trigonal planar Eliminate

D) trigonal bipyramidal

Answers

Answer:

i think b

Explanation:

B- tetrahedral should be the answer

1.What are the products in this equation? NaCl + AgNO3 --> NaNO3 + AgC
2.How many atoms make up the reactants in this equation? 2HCl + CaCO3 --> CaCl2 + H2O + CO2
3.Is this equation balanced? 2HCl + CaCO3 --> CaCl2 + H2O + CO2, Yes or no

Answers

Answer:

Explanation:

NaCl + AgNO3 → NaNO3 + AgCl

5 atoms

no

Answer:

sodium, chloride, silver, nitrogen, oxygen

9

yes

Explanation:

PAST DUE ASSIGNMENT HELLPPPPP!!

Answers

Answer:

What was the assignment? There's nothing attached, my guy

Explanation:

Answer: Okay What is the assignments?

Explanation:

What does it mean to say that science is a “systematic” process?
Pls help me answer this question, it is the assessment on Scientific Knowledge

Answers

Answer: Science is a precise interaction, which implies it follows a cautious technique that includes perception and experimentation. Through experimentation, data is gathered that upholds or disproves a researcher's theory. ... Science is upheld by realities and cycles.

Explanation:

Answer:

An anaerobic organism or anaerobe is any organism that does not require oxygen for growth. It may react negatively or even die if free oxygen is present. In contrast, an aerobic organism (aerobe) is an organism that requires an oxygenated environment. Anaerobes may be unicellular (e.g. protozoans, bacteria) or multicellular.

Explanation:

How do you think we could solve the problem of plastic pollution in our oceans?

Answers

Answer:

Starting from your own home is the best way to reduce plastic pollution. You can reduce it by stop using plastic bags, water bottles, anything that is plastic. You can reuse things instead. Use less energy. Turn off the lights whenever you leave the house or if you aren't using it. Lastly, conserve water. Don't let the water running if you aren't using it.

Hope this helps! :)

I recommend you search this same question, and you'll find the answer. If I were to answer your question theoretically, I would copy and paste the answer I searched, but but use some of my own words.

Every organism requires a set of instructions that specifies its traits. Which statement BEST describes the hereditary information in a cell?
pls help
A gene, but not DNA, is passed on to the next generation.

Each chromosome contains a single gene.

Genes are located on the chromosomes.

A gene, but not a chromosome, is made of DNA.

Answers

Answer:

the only option that is correct is the third

Explanation:

the second isn’t correct because they contain strands of thousands of genes. The first isn’t correct because they are both passed on. The last one isn’t correct because they are both made up of DNA

The third one is the correct answer

URGENT PLEASE HELP ILL GIVE BRAINLIST!!!!!

Answers

Can you be more specific about what we are supposed to write

Answer:

Difference: A chemical property is a property of matter that describes a substance's ability to participate in chemical reactions. A physical property is a characteristic of a substance that does not involve a chemical change.

Similar: Ways they are similar are that they both affect shape, color, and size. Both involve changes in the state of matter and have energy charges.

HElp i will give you brainliest

Answers

Answer: Mass

Explanation:

Answer: masses

Explanation:

Different finch species have beaks of different shapes and sizes. What do these beak differences tell us?
A. Differences in beak shapes tell us that all the finches eat the same type of food.
B. Different finch beak shapes are evidence that all Galápagos finches shared a common ancestor a long time ago.
C. Different finch beak shapes are evidence that over time, finch species adapted to different food sources on the islands.
D. Different finch beak shapes are evidence that several finch species with different beak shapes came to the Galápagos Islands from the mainland.

Answers

Answer: I think it’s C

Explanation:

I went to bird school where I learned about this stuff.  I’m a little rusty, but I still do good.

Other Questions
If you observe an impaired driver, a safe behavior for you would beTo follow the vehicleTo increase the amount of space between you and the other vehicle and allow the impaired driverto proceed in front of youTo pass that car as quickly as possible to get away from itTo pull beside the impaired driver and motion for him to pull over so you can offer to help him FeCI2 + Na2CO3 = FeCO3 + NaCI Balance this equation please No links 1. Consider the surface area of the pyramid shown. (a) Draw a net for the pyramid. Label all sides with measurements.(b) Write an expression for the surface area of the pyramid and then find the surface area. please help no links the screen shot has all the info about the question so please help me thanks :) how much heat is required to increase the temperature of 20 grams of water by 26 degrees celsius? PLEASE HELP ASAP!! RIGHT ANSWER WILL GET BRAINLIESTWhat is the solution to the system of equations?2x 3y = -1y x = -1(a) Use the substitution method to find the solution.(b) What do you know about the two lines in this system of equations (Hint: Do they intersect? Are theyparallel? Are they the same line?) Which of the following best explains how the historical context of the early1940s informed Stalin's rhetoric in his 1941 speech?A. The anti-communist feelings held by many American leaders ledStalin to emphasize the American values of freedom anddemocracy.B. The fact that German fascist nationalism caused World War I ledStalin to emphasize those same dangers once again.C. The differences in political values between the Soviet Union andthe United States led Stalin to emphasize the United States' lateentry into the war.D. The growing international awareness of the Holocaust led Stalin toemphasize the need for liberation at all costs. Would gasoline be cheaper for people who live near oil wells Pearson Electric Company uses the high-low method to analyze mixed costs. The following information relates to the production data for the first six months of the year. Month Cost(Y) Hours(H) January $ 7,300 260 February $ 9,125 730 March $ 7,540 410 April $ 7,485 330 May $ 9,460 980 June $ 9,030 705 How should the cost function be properly stated using the high-low method? Deborah had 3 1/4 yards of ribbon she used 3/8 of a yard for a project how much ribbon does she have left solve the equation-4(x+10)-6=-3(x-2) How can land development affect a watershed Which of the following properties can be used to show that the expression 4^5/3 is equivalent to 3 square root 4^5 Choose two subjects and write a active and passive sentence about themex. Subject: litter box, active: I clean the litter box regularly, passive: The litter box is cleaned regularly by me 1.-Una fuerza horizontal de 40 N es apenas suficiente para poner en marcha un trineo de 600 N sobre nieve compacta. Despus de empezar el movimiento se requieren tan solo 10 N para mantener el trineo a rapidez constante. Halle los coeficientes de friccin esttica y cintica The shortest pipe in a particular organ is 1.23 m.Determine the frequency (in Hz) of the ninth harmonic (at 0C) if the pipe is closed at one end.Hz (09.01 MC)In circle A shown below, the measure of BAD is 148:Circle A with angle BAD measuring 148 degrees; points B, C, D lie on Circle A.If mArc BC is 102, what is mArc CD? (3 points)Group of answer choices744696148 . Give the three dates when advancements were made in transportation Who would be my audience be if I am writing an essay on how women of color get treated differently at work and that should change. (like people that don't agree with me)