The thickness of the crust is variable. Why? Give reason.
Answers
Answered by
1
Answer:
Below the crust is the mantle, a dense, hot layer of semi-solid rock approximately 2,900 km thick. The mantle, which contains more iron, magnesium, and calcium than thecrust, is hotter and denser because temperature and pressure inside the Earth increase with depth
Explanation:
thank you
Similar questions