What is the zone located between high and low tides?

What are the organisms that live on the ocean floor called?

The movement of water caused by waves that strike the shore at an angle are _____.

A gentling sloping area of the ocean floor that extends outward from the shoreline is a _____.

What are free swimming animals in the ocean called?

What is the zone that extends from the low-tide line out to the edge of the continental shelf?

What are the tiny algae and animals that float on the water's surface?

The ocean zone that extends from the edge of the continental shelf and covers that open ocean is called ___.

This is the production of light by living organisms

What are the three basic ways that ocean water moves?

These are formed when water breaks through a sandbar and rushes back to the sea.

These begin when wind blows across the surface of the ocean.

These are formed because of differences in density.

The hydro-logic cycle is another name for the ____.

Water density is equal to what TWO things?

Water is always ________.