How do scientists use ice to study ancient climates

Answers

Answer 1
Counting the yearly layers can date them. The oxygen in the water molecules also holds a key to past climate. Scientists are able to use the oxygen atoms in the glacial ice as a proxy for air temperature above the glacier.
Answer 2

Answer: Ice is very important for studying ancient climates. Ice can preserve the remains of organisms such as a Wholly Mammoth, possibly for hundreds of thousands of years. The details and phenotype of the mammoth such as its fur, can provide evidence of Earth's ancient climate, and where it occurred (which is somewhere that contains ice).


Related Questions

The picture shows a girl with a widow's peak.



The girl has a widow's peak because of her
genes, which are located in chromosomes in her cells' nuclei.
hormones, which are passed on from previous generations.
nutrition, and indicates her needs are met.
environment, in which it is an advantage.

Answers

What’s the question so we can help you?

What is the difference between a heart and a brain?

7 paragraph response.

WILL MARK BRAINLIEST!

Answers

Brain controls nerves

Heart pumps the blood
I’m not going to write seven paragraph, but I’ll do some common differences you can quickly build off of (also use very large words and long sentences to fill the paragraphs, doesn’t even have to be detailed)
Brain controls nervous system. Brain controls out movement. The brain gets the direct messages for our movement responses.
The heart pumps blood throughout the body. The heart had arteries, and veins. Veins are blood carried in, arteries are blood carried out.
Hope this can help :)

In Kingdom Animalia, there are is a wide variety of organisms such as humans, reptiles, fish, birds, insects, and mammals. These organisms are different from each other in many ways. Why would scientists classify all of these organisms into the same Kingdom?

Answers

All living organisms are classified into groups based on very basic, shared characteristics. Organisms within each group are then further divided into smaller groups.

Explanation:

Answer:

D :)

Explanation:

how does building a solar power plant slow down resource depletion?
A. It increase the supply of electricity from alternative sources
B. It reduces the cost of electricity from alternative sources
C. It reduces the demand for electricity overall
D. It increases the consumption of electricity from coal

Answers

Answer: A

Explanation:

A. It increase the supply of electricity from alternative sources

Answer:

A. It increase the supply of electricity from alternative sources

Hitchhiker's thumb (H) is dominant to no hitchhiker's thumb (h). A woman who does not have hitchhiker's thumb marries a man who is heterozygous for hitchhiker's thumb. What is true of their offspring?

Answers

Answer:

There is a 50% chance the kids will have Hitchhiker's thumb

Explanation:

Because Hitchhiker's thumb is dominant and the woman doesn't have it it's safe to assume her genes for it are hh. In a punnet square it would look like

      h    h

H | Hh  Hh

h  | hh  hh

If that makes any sense I hope it does

Point is, 2 of the 4 boxes would say Hh and the other two would have hh

A food chain is a way of showing how______moves through a community.

Answers

Answer:

The correct/valid answeer is: a food chain is a way of showing how energy and materials  moves through a community.

Mark as brainliest please, I need a few more :D

Answer:

A food chain is a way of showing how energy moves through a community.

How does disease affect blood pressure

Answers

Explanation:

The body has lots of mechanisms that can control the blood pressure, plus, changing the amount of blood the heart pumps, the diameter of the arteries, and volume of blood in the bloodstream. When a disease causes blood pressure to stay high, low, or in between, problems can arise.

A certain type of horse has two possible alleles for the color of its
coat: black (B) is dominant, while chestnut (b) is recessive. What
would be the phenotype of a horse with the Bb genotype?



A.black
B.chestnut
C.Black with chestnut spots
D.Chestnut with black spots

Answers

Answer:

A. Black

Explanation:

Answer:

.black

Explanation:

Which process is response for changing the composition of rock?
chemical weten
mechanical weather
Save and

Answers

Answer:

mechanical water so its the second one

To change the composition would be chemical so it’s the first one

How do animals respond to stimuli?



Please help this is my last assignment for the year

Answers

The nervous system is stimulated from the environment through sensory receptors


Sleet is precipitation made of small particles of ice. How does sleet form?

Answers

Answer:

Sleet is pellets of ice that form when snow falls into a warm layer and melts into rain. The rain then falls into a freezing layer of air that is deep enough to refreeze the raindrops into pellets. Sometimes the snow does not completely melt and the partially melted snowflakes refreeze into snow pellets.:

hope this helps!

Answer:

There must be a layer of air near the ground whose temperature is below freezing, where water turns to ice. Above this layer of freezing air must be a layer of warmer air. As snow falls through the warm air, it melts or partially melts into raindrops. It forms sleet before it reaches the ground.

Explanation:

:3

In plants, asexual reproduction is most likely to occur through the:

Answers

Answer:

Roots

Explanation:

The cells split into two of the same copy of itself (unless a bug has occurred, in which case a malform will occur), and the two copies are known as the offspring. In this case, only one pair of genes is inherited, and will continue to be the pair that is passed down (if no malform occurs).

~

Jacque is hiking in the mountains and sees a very large and colorful rock layer. It looks different than the surrounding rock layers. What is the best way for Jacque to investigate what the environment was like when this rock layer was deposited?

Jacque could measure the height of the rock layer.

Jacque could check if the rock layer has fossils in it.

Jacque could look at the color of the surrounding rock layers.

Jacque could chip off a chunk of rock from the rock layer and smell it.

Answers

Answer:

Check if the rock layer has fossils in it.

Explanation:

The rock layer from the inside out and the fossils will tell you how old the rock is.

Jacque could check if the rock layer has fossils in it, as the presence and types of fossils can often provide clues about the environment in which they were formed.

What can a rock layer tell about the environment?

To investigate what the environment was like when a rock layer was deposited, there are several approaches that can be taken:

Look for clues in the rock layer itself: The rock layer itself can often provide clues about the environment in which it was formed. For example, the presence of certain minerals or fossil types can indicate the presence of specific conditions, such as warm or cold temperatures, or a marine or terrestrial environment.

Examine the surrounding rock layers: The rock layers above and below the rock layer of interest can provide additional context and clues about the environment. For example, if the surrounding layers are sedimentary rocks, such as sandstone or shale, it may indicate that the area was once covered by water.

Use rock dating techniques: As mentioned earlier, techniques like radiometric dating and relative dating can help determine the age of a rock layer and provide insight into the environment that existed at the time it was formed.

Conduct additional analyses: Depending on the type of rock and the questions being asked, it may be possible to conduct more detailed analyses, such as chemical or isotopic analyses, to gather further information about the conditions under which the rock formed.

Consider the current location of the rock layer: The current location of the rock layer can also provide clues about the environment in which it was formed. For example, if the rock layer is found in a mountain range, it may have formed in a tectonically active area, while a rock layer found in a flat, low-lying area may have formed in a more stable environment.

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Austin is conducting an experiment to determine which dog food his dog likes the best. He gives his dog three different kinds of dog food, each type for two weeks at a time. Austin gives his dog the same amount of food every day. He then records how much of the food his dog eats. What is the independent variable in Austin's experiment?
type of dog food
amount of dog food
type of dog eating dog food
length of time for each dog food

Answers

Answer:

It would be the type of dog food.

Explanation:

It is the type of dog food.

Which of the following is incorrect about population growth ?

Answers

what are ur options for this?

Complete question:

Which of the following is INCORRECT about population census?

a. Trend in population growth, gender-age structure shape, and change in fertility, mortality and birth rates are all information mostly collected from census.

b. Census is usually carried out on the place or residence of an individual in that population.

C. Census provides accurate information without having liable to errors of coverage or content regarding the population statistics.

d. Census is used as a primary source data for the aspect of national building, especially in the aspect of social and economic growth.

e. Many countries carry the population censuses every 10 years to see the growth and shape of the population.

Answer:

Census provides accurate information without having liable to errors of coverage or content regarding the population statistics. Thus, the correct option is C.

What is population growth?

Population growth is defined as the increase in the number of humans on Earth.

For most of human history human population size was relatively stable. But with innovation and industrialization, energy, food, water, and medical care became more available and reliable.

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Describe the role of ATP

Answers

Answer:

the main role of ATP is to provide energy

Explanation:

We know that a mutated gene, which is dominant, is responsible for the disease osteogenesis imperfecta type II. Let the letter D represent the osteogenesis imperfecta type II gene, and d represent the normal gene.

Which of the following genotypes correctly describes a female who is has the disease, but is heterozygous for it?

A. XXDd
B. XXdd
C. XYDd
D. XXDD
E. XYDD

Answers

Answer:

A. XXDd

Explanation:

XX = female

Dd = heterozygous

In humans, B is the allele for brown eyes and b is the allele for blue eyes. Two brothers both have brown eyes, but one of them has both the B and b alleles while the other only has B alleles. Which statement is true about the brothers?

Answers

Answer:

B is the dominate trait, and b is the recessive trait. Putting them together (Bb), would still mean that the brother would have brown eyes, since Bb means that the dominant trait is shown

bb- recessive trait (blue eyes)

Bb - dominant trait (brown eyes)

BB- dominant trait (brown eyes)

Hope this helps!

How does the amount of rainfall affect the amount and types of seeds present on the Galapagos Islands?

Answers

The ground will get wet and the seeds will sink in the ground then t ground will dry up and the seeds will get stuck

What is the effect of wildfires on biodiversity?

Answers

Answer:

it damages the earth's atmosphere and harm animals and the air we breath

Answer:

its a

Explanation:

well the answer makes sense because it might decrease some trees but it also gets rid of the bad and rotting trees so more vegetation can grow

At which point is crust neither created nor destroyed?
O island chain
O mid-ocean ridge
divergent boundary
O transform boundary

Answers

Answer:

transform boundary

Explanation:

At a transform boundary, crust is neither created nor destroyed. Therefore, option (D) is correct.

What is  transform boundary?

A transform boundary, also known as a conservative boundary or a strike-slip boundary, is a type of tectonic plate boundary where two plates slide horizontally past each other. Unlike convergent boundaries (where plates collide) or divergent boundaries (where plates move apart), transform boundaries involve plates moving alongside each other in opposite directions or in the same direction but at different speeds.

The movement occurs along a fault line, known as a transform fault. Transform boundaries are characterized by intense seismic activity, resulting in earthquakes. They can also cause the formation of prominent landforms, such as transform faults, fracture zones, and offset rivers or valleys. Examples of transform boundaries include the San Andreas Fault in California, which separates the North American and Pacific plates, and the Alpine Fault in New Zealand, separating the Pacific and Australian plates.

Learn more about transform boundary, here:

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Kory has abnormally high levels of cytotoxic T-cells circulating in his blood. What is the most likely cause of this condition?
a viral infection
inflamed skin
high blood pressure
lymph nodes filtering lymph

Answers

Answer:

a viral infection

Explanation:

i think that this is right answer

Answer:

A viral infection

Explanation:

Got it correct on test

What is the term for deep cold waters that replace warm surface waters?

Answers

Answer: This process is known as upwelling

Explanation:

When two liquids have the same osmotic pressure they're said to be
Question 6 options:


hypotonic.


hypertonic.


isotonic.


diffuse.

Answers

Answer:

Isotonic

Explanation:

Answer: isotonic is the Penn Foster test answer

Marvin blows up a balloon but lets go of it. The air inside is released and the balloon goes up into the air. What best describes what happens?

Answers

Answer:

The thrust of the air propels the balloon in the opposite direction

Explanation:

Answer:the thrust goes the opposite direction

Explanation: the air is blowing one way while the push of force thrusts the balloon the other way

Where does a fertilized egg spend most of its time?
A. In the uterus
B. At the cervix
a
C. In a fallopian tube
0
D. In an ovary

Answers

Answer:

A fertilized egg would spend most of it's time in A. the Uterus

(I think so)  

Explanation:

Losing 100 orangutans a week is an astonishing number. Within your lifetime they could become extinct in the wild because of human impact. We use palm sugar in many products consumed and other things. Do you feel that it could be said we have a parasitic relationship with orangutans? Defend your answer.

Answers

if the orangutans eat the fruits, basically their place of residence is their only means of obtaining and if the human continues to cut down trees and destroy forests, the fruits will be lost and the monkeys will starve and thus could become extinct.

hope this help (>-<)

Which ecosystem is found mainly in warm tropical waters?coral reefs or kelp forest

Answers

Answer:

coral reefs

Explanation:

they thrive better in warmer waters.

The right answer is coral reefs

As hominids evolved, their brain size
decreased in capacity.
False
True

Answers

Answer:

Explanation:handcuffing jgfxgjdxgjfx

Answer:

after about 600 kya it increased until about 35,000 years ago, when it began to decrease, so i'm not sure, it depends on what it means when it says 'as they evolved'. they grew when they were neanderthals but after that they started shrinking. i don't know if 'as they evolved' means from chimpanzees to nenderthals or if it means for a long time...

Explanation:

i'm sorry i cant answer this directly but i hope you can take this and run in the right direction with it :))

find the number of atp molecules used in the beginning of glycolysis​

Answers

Answer:

uses 2 atp

Explanation:

uses 2 atp, creates 4 atp and 2 nadh

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