Marine sediments are classified by size broadly as __________.

The trade winds blow from the __________ in the Northern Hemisphere and __________ in the Southern Hemisphere.

The coast of _________ is tectonically active.

Sand grains are __________ particles of gravel.

The type of rock formed from the cooling and solidification of magma or lava is _________.

Some of the earliest evidence in support of the theory of plate tectonics included similarities in the following feature(s) observed on opposite sides of the Atlantic Ocean:

The principal process whereby lithogenous sediments reach the middle of the ocean basins is transport by ____________.

Sea breezes __________.

Estuaries formed __________.

Carbon dioxide __________.