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12. Which of the following is true about the Earth's crust?

1) It floats above a layer of flowing hot magma.

2) It is the thickest layer of the Earth.

3) It is the hottest layer of the Earth.

4) It mostly consists of iron.

2 Answers

2 votes

Answer:

4)I consists of mostly iron

Step-by-step explanation:

This is because 1) is not correct, 2) is not correct, and 3 is not correct.

User Faramka
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Answer:

It should be A. Sorry if incorrect. Hope this helps. :)