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Hotspots occur in strong spots in the Earth's lithosphere.

Polar oceans are more at risk due to ocean acidification because colder

water absorbs less carbon dioxide.

SONAR stands for sound navigation and ranging.

Your weekly aquarium water tests include testina for pH, ammonia, nitrites, and phosphates.

Carbonic acid increases ocean acidity.

The velocity of sound in sea water is approximately.

In which kind of boundary do plates slide past one another?

Volcanos and mountains are a result of which type of convergent plate boundary?

When Tsunamis occur, waves become_______ as they reach shallower water.

Today's_______

maps of the ocean accurately show ocean depths and are important for ship

navigation, geological research, habitat and ecosystem studies, and military activities.