Answers
What casts a shadow during a solar eclipse?
During a solar eclipse, the moon casts two shadows. One is called the umbra; the other is called the penumbra. An eclipse takes place when Earth or the moon passes through a shadow
Related Questions
The nonlinear relationship between temperature and saturation makes it possiblefor two unsaturated air samples to mix and form a new saturated air sample. Jet contrails are one example ofthis as warm exhaust containing moisture mixes with cold air. Some contrails disappear quickly, others linger. What do you think determines the life span of contrail? ANSWER The the surrounding air, the rapidly the ice crystals will , making the contrail disappear. Select the correct answer
∗
A - DRIER / WARMER B - LESS / MORE C - CONDENSE/SUBLIME "Check spelling before submitting your answer.
Answers
The life span of a contrail is primarily determined by the characteristics of the surrounding air. The correct answer is option A - DRIER / WARMER.
Contrails are formed when the warm exhaust from aircraft engines containing moisture mixes with the colder air in the atmosphere. The key factor influencing the life span of a contrail is the relative humidity and temperature of the surrounding air.
When the surrounding air is drier and warmer, the ice crystals in the contrail will evaporate more quickly, leading to a shorter life span. In this case, option A - "DRIER / WARMER" is the correct choice.
On the other hand, if the surrounding air is more humid and colder, the ice crystals in the contrail will persist for a longer duration. This is because the colder air promotes the condensation and persistence of the ice crystals, allowing the contrail to linger in the sky for a longer time.
Therefore, the correct answer is option A - DRIER / WARMER.
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Enumerate climate types and vegetation types in Nigeria
Answers
Answer:
Nigeria has a tropical climate with variable rainy and dry seasons, depending on location. ... A savanna climate, with marked wet and dry seasons, prevails in the north and west, while a steppe climate with little precipitation is found in the far north. Nigeria is covered by three types of vegetation: forests (where there is significant tree cover), savannahs (insignificant tree cover, with grasses and flowers located between trees), and montane land. (The latter is the least common, and is mainly found in the mountains near the Cameroon border.)
Good luck!!
Answer:
Nigeria has a tropical climate with variable rainy and dry seasons, depending on location. ... A savanna climate, with marked wet and dry seasons, prevails in the north and west, while a steppe climate with little precipitation is found in the far north, it is also is covered by three types of vegetation: forests (where there is significant tree cover), savannahs (insignificant tree cover, with grasses and flowers located between trees), and montane land. (The latter is the least common, and is mainly found in the mountains near the Cameroon border.)It has annual rainfall of over 2500 mm per annum. It has a temperature of about 270C. It has a high relative humidity of over 90% It has long period of wet or rainy season between 6-8 months and 3-4 months of dry season.
A solar day is the actual full 360-degree rotation of Earth.
Group of answer choices True False
Answers
A solar day is the actual full 360-degree rotation of Earth. This statement is "True."
Explanation:A solar day is the actual full 360-degree rotation of Earth. It is the time taken for the earth to rotate on its axis so that the sun appears in the same position in the sky. A solar day is about four minutes longer than a sidereal day.
The actual full 360-degree rotation of Earth occurs once every solar day. It is the amount of time the earth needs to rotate on its axis in order for the sun to always appear in the same location in the sky. There are four minutes more in a solar day than in a sidereal day.
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imilarities exist between the composition of isotopes in rocks from Earth’s mantle and rocks from two different types of meteorites. Scientists have also found evidence that materials both with and without volatile compounds (such as water) were involved in Earth’s formation.
Did Earth most likely form through a uniform (homogeneous) or varied (heterogeneous) process of accretion? Use evidence to support your answer.
Answers
Earth most likely formed through a heterogeneous process of accretion, as evidenced by isotopic similarities with meteorites and the presence of both volatile and non-volatile materials.
The evidence suggests that Earth most likely formed through a varied (heterogeneous) process of accretion. Isotopic similarities between rocks from Earth's mantle and rocks from two types of meteorites, called carbonaceous chondrites and enstatite chondrites, indicate a shared origin. This indicates that material from these meteorites was incorporated into Earth during its formation.Additionally, the presence of both volatile and non-volatile compounds in Earth's composition provides further evidence of a varied accretion process. Volatile compounds, such as water, were present in Earth's formation. This is supported by the detection of water in minerals found in Earth's mantle and the presence of water on its surface.On the other hand, non-volatile compounds like metals and silicate minerals were also part of Earth's composition. These materials likely originated from different sources and were accreted together during the formation process.Therefore, the isotopic similarities with different types of meteorites and the presence of both volatile and non-volatile compounds strongly support the hypothesis that Earth's formation involved a varied and heterogeneous process of accretion.For more such question on accretion
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C
motion.
a spinning top
a pendulum watch a flying butterfly
a girl
2
Draw a neat and labelled diagram of an object to show a circular
exam
merical problems:
A car covers a distance of 200 m in 20 seconds. What is its speed?
A boy runs on a straight road. If he covers 160 meters in 1 minute, what
is his velocity?
S
(b) 2.67 m/sec
10 m/sec)
OSSARY
the force of the planets that attracts objects towards
their centre
to turn round and round quickly
ticular direction
Answers
Answer:
I'm confused???
Explanation:
Contrast relative-age dating with absolute-age dating.
Answers
Answer:
Absolute dating is more precise than relative age dating
Explanation:
Relative age Dating
It is relative and hence is less precise
It is not scientific but more of observational nature where the age of the fossil is determined by looking at the position of the rock layers.
Shows relative order in which the oldest layer is at the bottom and the youngest lies at the top
Absolute age Dating
It determines the numeric age of fossil in numbers and hence it is more precise
Scientific in nature as the age is determined by using radiometric dating
Used in rocks that have isotopes
using radiometric dating.
W Krakowie średnia temperatura powietrza w najcieplejszym miesiącu wynosi 17 i pół stopnia a w najzimniejszym minus 3,3 stopni Oblicz różnicę temperatury powietrza między najcieplejszym a najzimniejszym miesiącem w roku (średnią roczną amplitudę temperatury powietrza).
Answers
Answer:
14.2
Explanation:
Aby obliczyć ten problem, musimy najpierw wziąć 3.3 i odjąć je od 17 i pół (17.5). kiedy to robimy, otrzymujemy 14.2
17.5 - 3.3 = 14.2
mam nadzieję, że to pomoże i życzę miłego dnia! :)
beach sand moves along the shore in a movement of materials called spit organization. T/F
Answers
No, the above statement is false. Beach sand does not move along the shore in a movement of materials called "spit organization."
Spit formation refers to the deposition of sediment along a coastline in a linear or hook-shaped feature. It occurs when longshore drift, the movement of sediment along the shoreline due to wave action, transports sediment and deposits it in a protruding formation. This creates a spit, which is typically composed of sand or gravel.
However, the movement of beach sand along the shore is primarily influenced by the action of waves, tides, and currents. This movement, known as longshore drift, is responsible for the lateral transport of sediment along the coast. Longshore drift can result in the erosion of sand from one area and the deposition of sand in another, leading to changes in the shape and size of beaches over time.
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Which of the following would not create a tsunami? O Submarine Landslide O Subduction Zone Earthquake O High Tide O Meteorite Impact into the Ocean
Answers
The option that would not create a tsunami is:
O High Tide
What is high tide?High tide is a natural occurrence caused by the gravitational forces of the Moon and the Sun. It does not generate a tsunami.
A tsunami, on the other hand, is typically caused by seismic activity such as a submarine landslide, subduction zone earthquake, or a meteorite impact into the ocean. These events can displace large volumes of water and create powerful tsunami waves.
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Which of the following is NOT a benefit of typhoons? Typhoons______________.
A. water plantations
B. move air pollution into the atmosphere
C. replenish freshwater resources in mountains, rivers, and lakes
D. disperse heat in tropical and subtropical regions by bringing down rain
Answers
Answer:
B
Explanation:
Formation of the delta is dependent on? Choose all that apply (there are 2) A. Volume of transport B. Coastal currents C. Ocean life
D. Temperature of surrounding land
Answers
The formation of the delta is dependent on the volume of transport and temperature of surrounding land. Therefore, options A and D are the correct answers to the given question.
What is a delta?
A delta is a landform created by sediment deposition, which occurs where a river meets an ocean or lake and the water slows down, causing the sediment to settle. Deltas are wetlands that play an important role in the ecosystem and are constantly changing due to the natural forces of water flow, wind, and sediment deposition.
The processes that control delta formation are controlled by different factors, including volume of transport, temperature of surrounding land, and more.
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Explain what causes the seasons on Earth: name two things that make it hotter in the summer, versus cooler in winter. How do seasons in the northern hemisphere differ from those in the southern hemisphere, in terms of time of year? Does distance from the Sun play a role in our seasons? If Earth were tilted completely on its side, how would our seasons differ- would we have any?
Answers
The seasons on Earth are caused by the tilt of its axis as it orbits the Sun. Two factors that make it hotter in the summer and cooler in winter are the angle of sunlight and the length of daylight hours.
The tilt of Earth's axis is the primary cause of the seasons. As Earth orbits the Sun, different parts of the planet receive varying amounts of sunlight throughout the year. During summer in a particular hemisphere, that hemisphere is tilted towards the Sun, resulting in more direct sunlight, longer daylight hours, and warmer temperatures. In contrast, during winter, the hemisphere is tilted away from the Sun, leading to less direct sunlight, shorter daylight hours, and cooler temperatures.
In the northern hemisphere, summer occurs around June solstice, while winter occurs around December solstice. In the southern hemisphere, the seasons are reversed, with summer occurring around December solstice and winter around June solstice.
This is because when it is summer in one hemisphere, it is winter in the other due to the opposite tilt of the hemispheres towards or away from the Sun.
Although distance from the Sun does have a small effect on seasons, it is not the primary factor. Earth's elliptical orbit does cause it to be slightly closer to the Sun during its winter in the northern hemisphere. However, the angle of sunlight and the length of daylight hours are the main contributors to the variation in seasons.
If Earth were completely tilted on its side, there would be no distinct seasons. Without the tilt, the angle of sunlight would remain constant throughout the year, resulting in a more uniform distribution of sunlight and temperature across the planet. The variation in seasons as we know them would be eliminated.
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What body systems that are most directly responsible for delivering oxygen to an animal's cells
Answers
Answer:
The respiratory and circulatory systems, for example, work together to provide oxygen to cells and remove carbon dioxide produced by the cells. The circulatory system takes oxygen from the lungs and delivers it to the tissues, then reverses the process with carbon dioxide.
France regained most of its lost territories from the English after the Hundred Years’ War. On the map, choose the territory that became a permanent part of France after the war.
Answers
Answer:
C. Aquitaine
Explanation:
I took the test. :]
Answer:
c
Explanation:
how is the sun very important for organisms
Answers
Answer:
It radiates light and heat, or solar energy, which makes it possible for life to exist on Earth. Plants need sunlight to grow. Animals, including humans, need plants for food and the oxygen they produce. Without heat from the sun, Earth would freeze
Explanation:
Submit a 1-2 page paper addressing the following questions:
What pros and cons do you see for globalization? Why?
What changes to globalization would you like to see? Why?
Answers
Some changes in globalization would be to have stricter environmental regulations to prevent environmental degradation, improve working conditions, and promote workers' rights to prevent exploitation.
Here are some of the pros and cons of globalization:
Pros of globalization:Increased economic growth: Globalization has provided more significant opportunities for companies and businesses to grow their products and services. It has created markets for more goods and services in different countries and created employment opportunities for people in several countries.Rapid advancement in technology: Technological advancements, innovations, and investments have improved the quality of life of people around the world. For example, the internet has made communication faster and easier, making it possible for people to connect with anyone worldwide.Increased standard of living: Globalization has improved the standard of living of people in various countries. For instance, by providing access to new products, advanced medical technologies, and educational opportunities.Cons of globalization:Exploitation of workers: Globalization has led to an increase in the exploitation of workers in developing countries. Multinational corporations use sweatshops to produce goods at the lowest possible cost, leaving workers with meager wages and poor working conditions.Environmental degradation: Globalization has led to increased environmental degradation and pollution. Multinational corporations move their production to countries with weaker environmental regulations and standards. It results in the degradation of natural resources and pollution, leading to environmental problems.Globalization leads to the concentration of power and wealth in the hands of a few individuals or countries. It can result in the marginalization and exclusion of people, particularly in developing countries. In conclusion, some changes in globalization would be to have stricter environmental regulations to prevent environmental degradation, improve working conditions, and promote workers' rights to prevent exploitation.
Developing countries can also be given more voice in international trade negotiations. Doing so will ensure that everyone benefits from the opportunities presented by globalization.
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Analyze the map and use your knowledge to answer the question that follows. Map is pictured below.
Which is not a country of Latin America?
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Australia's capital city, __________, is located inland, midway between the country's two largest cities. A. Canberra B. Sydney C. Melbourne D. Perth Please select the best answer from the choices provided. A B C D
Answers
Answer: A
Explanation: Because Canberra is located inland, midway between the country's two largest cities and that's why it's Canberra
Answer:
A. Canberra
Explanation:
Canberra, federal capital of the Commonwealth of Australia. It occupies part of the Australian Capital Territory (ACT), in southeastern Australia, and is about 150 miles (240 km) southwest of Sydney. Canberra lies astride the Molonglo River, which is a tributary of the Murrumbidgee River.
More job opportunities is a _______ factor
Answers
Answer:
A pull factor
Explanation
A push factor is the opposite and you want to leave that place. I remember it like getting pushed away
A pull factor is when you are wanting to go there because it benefits you and your family. I remember it like you are getting pulled to the right place.
Which country was the source of most of the illegal drugs, especially cocaine, that were imported into the US during the 1970s and 1980s?
A.
Mexico
B.
Colombia
C.
Guatemala
D.
Brazil
Please select the best answer from the choices provided
A
B
C
Answers
Answer:
A.mexico
Explanation:
Throughout the 20th century, narcotics other than cocaine also crossed the Mexican border, meeting the US demand for alcohol during the 1920s Prohibition, opiates in the 1940s, marijuana in the 1960s, and heroin in the 1970s. Most of the U.S. imports of drugs come from Mexican drug cartels.
Answer:
a
Explanation:
On the map of Africa, the star is marking which of the following countries?
Answers
Which of the following ways can climate change impact agricultural production? (select all that apply) o Exposure of crops in coastal regions to salt water, as sea levels rise
o Agricultural posts spread to new regions as climate warms, affecting crops and Tvestock o More extreme rainfall can lead to increased soil erosion o Increased carbon dioxide levels can slow down the process of photosynthesia
Answers
Climate change can have a number of negative impacts on agricultural production.
Firstly, exposure of crops in coastal regions to salt water, as sea levels rise, could render these crops unsuitable for consumption. Secondly, agricultural posts spread to new regions as climate warms, may affect the crops and livestock due to attributes of this new environment that may be unsuitable.
Thirdly, more extreme weather patterns, particularly those involving increased rainfall, can lead to increased soil erosion which in turn leads to fewer nutrients available to plants and crops in the substrate. Finally, increased carbon dioxide levels can slow down the process of photosynthesis, which could lead to lower yields in crops and livestock. All of the above scenarios can lead to lower agricultural production and have economic ramifications.
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what biozone(s) would we most likely find pacific white-sided dolphins
Answers
The Pacific white-sided dolphin (Lagenorhynchus obliquidens) is primarily found in the northeastern Pacific Ocean.
The Pacific Ocean is the largest and deepest ocean on Earth, covering more than 63 million square miles (165 million square kilometers) and accounting for about one-third of the Earth's surface. It stretches from the Arctic in the north to the Southern Ocean in the south, bordered by the continents of Asia and Australia to the west and the Americas to the east.
The Pacific Ocean is known for its vastness and diverse marine life. It is home to numerous species of fish, mammals, and other organisms, including whales, dolphins, sharks, and an array of colorful coral reefs. The ocean also plays a crucial role in regulating the Earth's climate, acting as a heat reservoir and helping to distribute heat around the globe through ocean currents.
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Why do you think the population
density is so high in the UK?
Answers
Answer:i have no clue
Explanation:
BODIES OF WATER
6
11
O
2)
9
3)
I
4)
8
4
5)
6)
7)
3 100
D
12B
E
2
8)
9)
10)
5
11)
Answers
Answer:
Top 10 Largest Bodies of Water in the World
Body of Water.
Pacific Ocean. Atlantic Ocean.
Indian Ocean.
Arctic Ocean.
South China Sea.
Caribbean Sea.
Mediterranean Sea.
Bering Sea.
when is the sun highest in the sky at noon for people living in sydney, australia? when is the sun highest in the sky at noon for people living in sydney, australia? spring equinox (march 21) fall equinox (sep. 21) summer solstice (june 21) winter solstice (dec. 21)
Answers
The sun is highest in the sky at noon for people living in Sydney, Australia on the C. summer solstice, (June. 21).
Why is the sun highest then ?The sun is highest in the sky at noon for people living in Sydney, Australia on the summer solstice (June 21). This is because the Earth's axis is tilted towards the sun at this time of year, which means that the sun's rays are more direct. The sun is also higher in the sky in the summer than in the winter, which means that there are more hours of daylight.
On the winter solstice (December 21), the Earth's axis is tilted away from the sun, which means that the sun's rays are less direct. The sun is also lower in the sky in the winter than in the summer, which means that there are fewer hours of daylight.
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What is the general trend of the radioactive parent isotope? A. increasing B. decreasing C. staying constant
Answers
Answer:
B. decreasing
Explanation:
From the graph provided, we can see that the amount of Parent isotope decreases as the age of the Parent isotope increases (the general trend has a downward slope).
Jupiter has many moons. The grid below shows the 4 largest moons of Jupiter.
Which moon appears to be located at (4, 2) on the grid? OCallisto
Answers
Ganymede, since it’s four over and two up.
Ganymede
Explanation:
go over 4 to the right on the x axis and up 2 on the y axis.
so your right
HELP ASAP (20 points)
whats zambias Political information: Political System, Civil Rights: freedoms or restrictions, any interesting laws within the country.
Answers
Answer:
See the Freedom in the World 2020 score and learn about democracy and freedom ... Zambia's political system features regular multiparty elections, and some civil ... to the National Democratic Congress (NDC) party, led by former information ... use of the Public Order Act to restrict opposition events, and political violence.
Explanation:
what are two ways we can detect interstellar dust clouds?
Answers
Interstellar dust is dust that exists between the stars in a galaxy. It consists of tiny particles of carbon, silicon, and other elements.
Here are two ways we can detect interstellar dust clouds:
1. Absorption Spectroscopy: Absorption spectroscopy is a technique for detecting the presence of interstellar dust. This method is based on the fact that when light from a star passes through interstellar dust, some of it is absorbed by the dust. This absorption produces dark lines in the spectrum of the star, which can be used to determine the properties of the dust.
2. Scattering of Light: The second method for detecting interstellar dust clouds is by observing the way they scatter light. Interstellar dust clouds scatter light in a way that produces a distinctive pattern of brightness and polarization. By observing this pattern, astronomers can determine the size, shape, and composition of the dust particles in the cloud.
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