8.E.1.2

Which statement best describes an estuary?

• An estuary is a deep body of water that contains large animals.

• An estuary is land that is exposed at low tide and is underwater at high tide.

• An estuary is the extension of a continent located underwater.

• An estuary is a partly enclosed body of water where a river meets the ocean.

Tags

NGSS.MS-ESS2-4

__% of the earth is filled with water

• 70

• 30

• 1

• 90

Tags

NGSS.MS-ESS2-4

What does the word buoyancy mean?

• the ability to sink

• density

• the ability to float

• salinity

Which of following is the world's largest ocean? 

• Pacific

• Indian

• Artic

• Atlantic

• Southern

Upwelling is the process where warm, nutrient rich water from deep in the ocean rises to the surface.

• false

• true

Tags

NGSS.MS-ESS2-6

A result of upwelling is a/an _________ in nutrients in the water.

• No change

• Increase

• Decrease

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

The nutrients in the water help tiny plants called ______________  to grow. 

• plankton

• algae

• kelp

• All the Above

Tags

NGSS.MS-LS2-1

What is salinity?

• the amount of dissolved salts in seawater

• the amount of dissolved gases in seawater

• the amount of water in the ocean

• the amount of dissolved oxygen in seawater

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

An ocean current that brings deep, cold, nutrient-rich water to the surface.

• ph

• Tides

• Upwelling

Tags

NGSS.MS-ESS2-6

Where is the majority of Earth’s freshwater located?

• ice

• groundwater

• oceans

• lakes

Tags

NGSS.MS-ESS2-4