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What phenomena is used to explain the generation of seismic waves?

_______________ is the section of the mantle that behaves like a plastic.

The asthenosphere and components of the lithosphere are labeled A through D on the image below. Match each letter to the appropriate name of each labeled feature.

Basalt is coarse-grained and is primarily composed of mafic minerals. 

Currents are deflected to the _______ in the Southern Hemisphere due to the Coriolis effect. Select the best answer.

Of the following organisms, which appeared first in the fossil record? In other words, which evolved first?

Astrology is the study of the Universe.

__________ occurs when the land’s surface elevation is lowered due to pumping groundwater from an aquifer.

Longshore currents flow _____________.

Coarse-grained sediments, such as sand and gravel, are transported in a river as __________.