1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
viktelen [127]
3 years ago
9

What are ice cores from Greenland and Antarctica used for?

Geography
1 answer:
masha68 [24]3 years ago
8 0

Explanation:

Ice core is a sample of ice drilled from ice sheet of high mountain glacier, particularly in Greenland and Antarctica. The drill can be depth of 3.2km . The ice core can be used to know how the ice spreading during glacial and interglacial period. The ice core can tell us about past climatic information and also the possible track of future climatic change.

  • Ice is considered to be the best preserver of fossils . Many great mammals like mammoth, dinosaurs etc were identified and analysed from the remains which were found in antarctic region.

  • The ice also has bubbles of trapped gas that reveals the old volcanic eruptions and gives us an idea about the earth's early atmosphere.

  • Scientist spend many years exploring the ice caps of poles and other area and have succeeded in gathering a huge information about the above points.
You might be interested in
The earth’s ____is the movement of earth around the sun. the term ____ describes the earth’s movement on its own axis. (1 point)
ser-zykov [4K]
<span>The earth’s revolution is the movement of earth around the sun. the term rotation describes the earth’s movement on its own axis.
 Its b.revolution,rotation.</span>
3 0
3 years ago
How deltas are formed​
Nimfa-mama [501]

Answer:

Deltas are wetlands that form as rivers empty their water and sediment into another body of water, such as an ocean, lake, or another river. Although very uncommon, deltas can also empty into land. A river moves more slowly as it nears its mouth, or end.

Explanation:

4 0
3 years ago
Read 2 more answers
The growth of port cities in colonies of Southeast Asia brought new immigrants to the region from
andreyandreev [35.5K]

The growth of port cities in Southeast Asia brought lot of new immigrants from China and India.

Explanation:

The European colonialism was spread out around much of the world. Southeast Asia too was conquered and colonized for certain period of time. The Europeans had big interest in this region because of its excellent strategic location, as well as because it was rich in multiple resources. Once the Europeans managed to gain full control over Southeast Asia they started to develop the port cities, which led to their rapid growth and became very attractive for the people to move in.

  • Lot of people saw the port cities as good places where they can find opportunities to prosper, so there was large scale migration toward them.
  • The migration toward the port cities was not just from the interior of the region, but also From other places, such as China and India.
  • While lot of people migrated in these places willingly, some were actually brought by the Europeans as labor force.
  • The number of Chinese and Indians was so large, that some areas became dominated by them, or in some regions they were the largest minority groups.

Learn more about impact of European colonialism in Southeast Asia brainly.com/question/9406885

#learnwithBrainly

5 0
3 years ago
Read 2 more answers
The largest State in Texas
LekaFEV [45]
Texas is its own state
5 0
3 years ago
Metamorphic aureoles typically contain nonfoliated rock like hornfels because a. they form at shallow burial depths (less than 8
WITCHER [35]

Answer:

c. they form adjacent to an intruding pluton, which provides heat for metamorphism.

Explanation:

  • In metamorphic rocks, the contact metamorphism produces the aureoles in the surrounding zones of the rocks that get altered.
  • There varies in the thickness from the from centimeters to several kilometers like the large granitic intrusions and they typically consist of non foliated rocks formed due to the heat sources and intruding plutons.
4 0
3 years ago
Read 2 more answers
Other questions:
  • A judge makes a ruling on a lawsuit. Ten years later a similar lawsuit comes to court, what kind of law applies?
    10·1 answer
  • Which landmass is moving northward with australia as part of the same tectonic plate
    15·1 answer
  • Scientists have inferred that Earth's original atmosphere was formed by the
    8·1 answer
  • What countries are in the Northern Hemisphere?
    6·1 answer
  • During the night, you woke up to strong rains and wind. You’re not exactly sure which kind of storm occurred. In the morning, yo
    11·2 answers
  • Ridge-and valley landscapes are created by ...
    14·1 answer
  • Sedimentary rocks form when layers of small particles are compressed. True or False
    9·1 answer
  • How are latitude and longitude related to absolute location
    11·1 answer
  • 100 POINTS PLEASE HELP ASAP!!!!
    9·1 answer
  • Gouches are found in ____​
    11·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!