D

Dhruva Jagannath • 660 Points
Invincible

Q. What is the source of Earth’s internal heat?

  • (A) Sunlight
  • (B) Nuclear fusion
  • (C) Radioactive decay
  • (D) Chemical reactions
Explanation by: Dhruva Jagannath
Earth’s internal heat comes from the decay of radioactive elements and residual heat from its formation.

You must be Logged in to update hint/solution

Discusssion

Login to discuss.

Be the first to start discuss.