Answer:Continental crust is much thicker than oceanic crust (averages between 20 to 25 miles thick), but is actually slightly less dense than oceanic crust. The main type of rock on continents is called granite. So if these two types of crust were to collide into each other, what do you think would happen to the oceanic crust? As a whole, notice that the crust is lighter than the mantle
Explanation:
<u>UNASUR</u> is the newest trade block in Latin America.
Answer: Option E
<u>Explanation:</u>
UNASUR is a trade block that was signed in 2008 and came into force in the year 2011. The countries who are a part of this trade block are twelve in number and some of these countries are Chile, Peru, Uruguay, venezuela and eight more. The main focus of this block is on the physical region integration which includes fields like energy, infrastructure, education, health and many more.
Based on the information given, it can be deduced that the reliable paleoclimate record was about 800,000 years ago.
Paleoclimatology simply means the study of the climate of the Earth. It's the study of climates where direct measurements were not taken.
It should be noted that the reliable paleoclimate record from the Antarctic and Greenland ice cores provides information back to approximately 800,000 years ago.
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