Water S22

Which best describes the amount of Earth's total water supply that is usable freshwater?

• Less than 1%

• less than 25%

• greater than 50%

• greater than 75%

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

Where is most of the freshwater surface water located on Earth?

• Ice Caps

• Lakes

• Oceans

• Rivers

Tags

NGSS.MS-ESS2-4

Which percentage represents the amount of Earth's water that is found in oceans?

• 3%

• 71%

• 97%

• 1%

Tags

NGSS.MS-ESS2-4

Which would greatly reduce local water availability?

• a flood

• a drought

• a hurricane

• a tornado

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-4

If water is recycled in the atmosphere, which best describes why water availability on Earth is decreasing?

• an increase in droughts is slowly reducing freshwater reservoirs

• due to an increase in Earth's temperature, evaporation rates continue to increase reducing liquid water on the surface

• Earth's freshwater continues to become more polluted , reducing the supply of freshwater safe for humans to consume

• Freshwater is not decreasing

Tags

NGSS.MS-ESS3-4

Which best describes the role of the water cycle?

• circulates existing water on Earth

• reduces pollution in most of the water

• increases usable supply of Earth's water

Tags

NGSS.MS-ESS2-4

Rivers and streams transport nutrients, salts, sediments and pollutants. Which is the correct order for this process?

• estuaries->oceans-> watersheds

• watersheds->oceans-> estuaries

• watersheds-> estuaries-> Oceans

Tags

NGSS.MS-ESS2-4

Which best describes the importance of an aquifer?

• it holds uncontaminated ground water for human consumption

• it supplies all water for lakes and rivers

• it provides water for oceans

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

Which will most likely result if there is increased upwelling in a coastal area?

• more aquatic life

• less nutrients in the water

• higher water temperatures

• fewer nitrates

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which is the main source of dissolved oxygen in the ocean?

• underwater earthquakes

• decay of living organisms

• animals that live near the surface

• plants and algae that live near the surface

Tags

NGSS.MS-LS1-6