Introduction to Ocean

70% of the Earth's surface is covered with liquid water.

• True

• False

Tags

NGSS.MS-ESS2-4

What percentage of water on Earth is salt water?

• 55
• 71
• 84
• 97

Most of Earth's fresh water is found

• Frozen in glaciers
• Underground
• In the Great Lakes
• In Oceans

Tags

NGSS.MS-ESS2-4

The term used to describe water leaving Earth's surface is

• Evaporation
• Condensation
• Precipitation
• Accumulation

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-6

When water evaporates it eventually cools and forms a cloud.  This is known as

• Evaporation
• Condensation
• Precipitation
• Transpiration

Tags

NGSS.MS-ESS2-4

Which represents the distribution of water on Earth?

• 3% freshwater, 97% salt water
• 97% freshwater, 3% salt water
• 71% freshwater, 29% salt water
• 29% freshwater, 71% salt water

Tags

NGSS.MS-ESS2-4

Is the water that was on the earth millions of years ago still on earth today?

• YES! 
• No Way!

Tags

NGSS.MS-ESS2-4

sound waves used to make a map of the ocean floor

• ocean floor topography

• sonar

• seamount

• continental slope

The total amount of dissolved salts in a sample of water is its

• strength
• salinity
• pressure
• effect

The ______________ ocean is the largest ocean.

• Indian
• Atlantic
• Pacific
• Artic