Question

1. _____ in the asthenosphere cause the plates to move.
Currents
Gases
Electric fields
The mantle
Collisions


2. The definition of magma is:
hot, molten rock beneath the earth's surface
the movement of one plate of the earth's crust under another
matter that settles because of wind or water
moving apart or in opposite directions
coming together or toward each other

Answer 1

Explanation:

Heat from deep within Earth is thought to keep the asthenosphere malleable, lubricating the undersides of Earth's tectonic plates and allowing them to move. Convection currents generated within the asthenosphere push magma upward through volcanic vents and spreading centres to create new crust.

.very hot liquid rock found below the earth’s surface

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