Best out

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

• True

• False

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

water absorbs less carbon dioxide.

• True

• False

SONAR stands for sound navigation and ranging.

• True

• False

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

• True

• False

Carbonic acid increases ocean acidity.

• True

• False

The velocity of sound in sea water is approximately.

• 1460 km/s

• 1460 m/s

• 1460 ft/s

• 1460 m/hr

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

• Convergent

• Divergent

• Transform

• All

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

• Continental+Continental

• Continental+Oceanic

• Oceanic+Oceanic

• Both b and c

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

• Larger

• Smaller

• Weaker

• Saltier

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.

• Fathometer

• Bathymetric

• Sonar

• 2D