Volcanoes

As waves approach the shore, interaction with the sea floor slows the waves down and the crests of the waves bunch up. They increase in height as the energy in each wave compresses into a shorter horizontal distance, but the period of the wave does not change. Eventually, the waves break.

no it is not a landform

By volcanic activity.

The Plateau tribe lived in Idaho, eastern Oregon, Washington, western Montana, and parts of southern Canada.

transports salt in the ocean

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Erosion

At a convergent boundary.

Frequent shallow earthquakes.

Abrasion

Bedrock

the sun's rays strike the water more directly near the equator.

Erosion moves sediment to new locations