Rock material moves downward in a convection current because they are: a.) hotter and less dense
b.) colder and more dense
c.) colder and less dense
d.) hotter and more dense

Which statement best explains distribution of natural resources? people tend to settle in locations that have the resources they need for survival. some countries have resources that others lack, so trade between countries becomes vital. fossil fuels come from areas that have mountains and other areas that manufacture synthetic gas. areas with natural resources provide a higher standard of living and better quality of life.

5. what is a red giant? can our sun become a red giant? why or why not?

Plz hury on a timer which statements explain what happens at deep-ocean trenches? check all that apply. crust is formed. mountains are formed. seafloor spreading occurs. crust becomes molten rock. denser plates slide under lighter plates.