Question

What are the main causes of convection currents in the asthenosphere?

A.
density and temperature

B.
temperature and pressure

C.
density and weight

D.
weight and pressure

Answer 1

i will fan and medal

Answer 2

I think I already did this question let me see.

Answer 3

I am new here, but I did take the chance and I looked up the question it should be A

Answer 4

here are the links http://ec2-52-0-184-118.compute-1.amazonaws.com/updates/5451568ae4b017f3f5785882

Answer 5

and http://www.answers.com/Q/What_are_the_main_causes_of_convection_in_the_asthenosphere