Hydrosphere Unit Test

Front

The diagram shows a boat using sonar to gather information in the ocean. What is most likely being measured with this technology?

Back

ocean depth

Front

Sound waves used to make a map of the ocean floor.

Back

sonar

Front

What covers 70% of the earth's surface?

Back

Ocean

Front

Flat, deep, and smooth part of the ocean floor. Cold temperatures are found here.

Back

Abyssal Plain

Front

Amount of salt found in water

Back

Salinity

Front

Underwater Volcanoes and Mountains?

Back

Seamounts or Mid-Ocean Ridge

Front

Gently sloping shelf of land extending from the shoreline to the continental edge.

Back

Continental Shelf

Front

Sharp underwater hill connecting the continent to the ocean floor?

Back

Continental Slope

Front

A volcanic mountain that rises above the surface of the water is called ____________

Back

island

Front

If you are walking into the ocean you would be on the continental...

Back

shelf