What provides the necessary energy for the formation of igneous and metamorphic rocks?
a) the sun
b) gravity
c) earth’s interior
d) erosion

What is the correct order of events in the water cycle?

All of the following statements about the biosphere are true except: a. light and heat from the sun do not affect the biosphere. b. the biosphere gets resources from earth's crust, hydrosphere and atmosphere. c. like "biology", the name for the biosphere comes from the greek word for life. d. the biosphere includes all living organisms on earth's surface.

Why would the composition of a meteorite resemble the earth's interior?