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4.1 - Plates and Boundaries

Last updated over 2 years ago

7 questions

4

Question 1

1.

Why do the oceanic and continental crust not fall into the Mantle?

4

4

1

4

6

4

Question 2

2.

Check all boxes that complete the statement.

Oceanic crust is...

less dense than the Mantle

more dense than continental

made of mostly basalt

less dense than continental

thicker than continental

thinner than continental

made of mostly granite

Question 3

3.

Check all boxes that complete the statement.

Continental crust is...

made of mostly basalt

thicker than oceanic

thinner than oceanic

less dense than the Mantle

more dense than oceanic

made of mostly granite

less dense than oceanic

Question 4

4.

Where is the Mantle the hottest?

Question 5

5.

How do you know the answer you put for #4 is correct?

Question 6

6.

Describe or demonstrate how the convection currents in the Mantle work.

Question 7

7.

Click and drag the correct plate name to its location on the world map.

Other Answer Choices:

Scotia

Antarctic

Philippine

Indian

Caribbean

Eurasian

Nazca

Australian

African

Pacific

North American

Juan de Fuca