Water- Grade 8

What percentage of the earth’s water is salt water?

• 50%

• 25%

• 97%

• 95%

What is the definition of a watershed?

• Another name for ground water

• An industrial building that stores water when it isn't being used

• Area of land where water falls in and drains off into a common outlet

• Backup water system that towns use when they run out of ground water

Tags

NGSS.MS-ESS2-4

What is an aquifer?

• The top surface of the aquifer

• Saturated area of loose rock and soil

• All the water on the surface of the Earth

• Water from precipitation or snowmelt that flows over the Earth's surface

Tags

NGSS.MS-ESS3-1

What is runoff

• Water from precipitation or snowmelt that flows over the Earth's surface

• The top surface of the aquifer

• Saturated area of loose rock and soil

• All the water on the surface of the Earth

Tags

NGSS.MS-ESS2-4

What process is occurring at point B?

• Condensation

• Precipitation

• Evaporation

• Runoff

Tags

NGSS.MS-ESS2-4

Like rivers, lakes have life cycles. Most lakes have short life cycles and eventually disappear. Which of the following conditions may cause a lake to disappear?

• When evaporation exceeds precipitation

• When precipitation exceeds evaporation

• When sediments are removed from the lake

• When a local water budge it balanced

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-1

What is one of the ways surface water becomes groundwater?

• Geysers

• Wells

• Plastic Straws

• Infiltration

You notice a puddle of water on the way home from school. The next day the puddle is gone. What most likely happened to the puddle?

• It evaporated

• It condensed

• It melted

• It precipitated

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

What makes the water cycle possible?

• Moon

• Mars

• Sun

• Tide

Tags

NGSS.MS-ESS2-4

In what way does gravity play a role in the water cycle?

• Evaporation

• Transpiration

• Condensation

• Precipitation

Tags

NGSS.MS-ESS2-4