Question

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Scientists have observed earths tectonic plates move in predictable directions. What is the cause of this observation?

A. Uniform pressure inside earths forces the plates to move.
B. Uniform temperature inside earth forces the plates move.
C. Variations in temperatures inside earth forces plates to move.
D. Vibrations in the core forces the plates to move.

Answer 1

C Variations in temperatures inside earth forces plates to move.

Explanation: its Approved 2021

Answer 2

The answer is C because this movement is caused by the heat in Earth and creates convection currents. Convection currents in the asthenosphere cause movement of Earth's tectonic plates.