Question

What are the causes of high temperatures inside Earth?

Select all that apply Please?

friction caused by Earth’s fast rotation
radioactivity due to heavy elements
heat trapped from when Earth formed
various fossil fuels burning slowly

Answer 1

D various fossil fuels burning

Answer 2

D

Step-by-step explanation:

D is the only one that makes sense. friction isn't possible as The entire planet doesn't collide with anything, this it can't cause friction. And heavy elements aren't guaranteed to let off heat.

Unless this question is talking about the earth's core. if it talks about the earth's core, then it would be A, B and C.

I hope this clarifies it. Good luck.