How is Earth's crust recycled? A. Earth's crust is not recycled, only created.
B. As molten rock seeps out of weak spots in the crust, volcanoes are formed.
C. When plates slide past each other, creating friction, an earthquake forms.
D. As new crust is created, old crust is forced down deep inside Earth's mantle, where it becomes molten rock again.

Which process is involved in growing crops? irrigation transportation recreation condensation

Plz ! ive been stuck on this forever

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point