Earth's Oceans, Surface Water, and Groundwater

Scientists are able to collect core samples of the ocean floor to study its makeup.

• underwater vessels

• deep sea drilling

• Sonar

• satellites

Tags

NGSS.MS-ESS2-3

Which of the following is NOT a characteristic of ocean water?

• precipitation

• density

• salinity

• temperature

The path that a stream follows.

• watershed

• channel

• divide

• tributary

What percentage of the Earth’s surface is covered with water?

• 71%

• 47%

• 2%

• 97%

Tags

NGSS.MS-ESS2-4

A long, narrow, steep-sided valley that forms the deepest part of the ocean.

• abyssal plain

• mid-ocean ridge

• continental shelf

• trench

Scientist have been able to map the ocean floor using sound waves

• Sonar

• deep sea drilling

• underwater vessels

• satellites

Tags

NGSS.MS-PS4-2

Underwater mountains formed by erupting volcanoes.

• trench

• abyssal plain

• continental shelf

• seamounts

Tags

NGSS.MS-ESS2-3

What percentage of surface water is fresh water?

• 97%

• 3%

• 54%

• 10%

Tags

NGSS.MS-ESS2-4

The area of land that is drained by a river system.

• divide

• tributary

• divide

• watershed

Tags

NGSS.MS-ESS2-4

Scientist use these objects orbiting in space to capture detailed images of the ocean floor.

• satellites

• Sonar

• deep sea drilling

• underwater vessels