Which best explains mantle convection?(1 point)

Question

Responses

Warmer material in the mantle moves down, and cooler material in the mantle moves up.
Warmer material in the mantle moves down, and cooler material in the mantle moves up.

Warmer and cooler material in the mantle move down.
Warmer and cooler material in the mantle move down.

Cooler material in the mantle moves down, and warmer material in the mantle moves up.
Cooler material in the mantle moves down, and warmer material in the mantle moves up.

Warmer and cooler material in the mantle move up.

Answer 1

The best explanation of mantle convection is:

Cooler material in the mantle moves down, and warmer material in the mantle moves up.

This describes the process where warmer, less dense material rises, while cooler, denser material sinks, creating a convective cycle within the mantle.