232k views
2 votes
what causes convection in currents in the air? a. the revolution of the earth around the sun. b. the rotation of the earth around itself. c. the heat on the surface of the earth. d. conversion of solid-gas directly

2 Answers

1 vote

Answer:

Convection currents describe the rising, spread, and sinking of gas, liquid, or molten material caused by the application of heat.

Step-by-step explanation:

User Nathanesau
by
3.9k points
3 votes

Answer:

THE HEAT ON THE SURFACE OF THE EARTH

Step-by-step explanation:

User Carolyne
by
3.8k points