Question

a. is the rock in the crust able to move around more easily than the rock in the lower mantle? (1 point)

Explanation:

The crust is more rigid and less ductile than the lower mantle. Rock in the lower mantle can flow slowly over long - time scales due to high temperatures and pressures, while crustal rock is more brittle and less mobile.

Answer:

No, the rock in the crust is not able to move around more easily than the rock in the lower mantle.