At the equator, Earth rotates toward the east at a speed close to 1000 knots. On a windless day, the air above moves ____ at ____ speed.
A)northward; faster
B)eastward; the same
C)southward; slower
D)westward; faster
E)eastward; slower

Question

Quizplus · Accepted Answer

The air above the Earth at the equator moves eastward at the same speed as the Earth's rotation because of the atmosphere's tendency to move in sync with the surface due to the friction and the Earth's rotation, which creates a relatively stable system where the air moves with the Earth.

At the Equator, Earth Rotates Toward the East at a Speed