Grade 8 - Hydrology

What percentage of the water on Earth is salt water?

• 97%

• 60%

• 80%

• 1%

Tags

NGSS.MS-ESS2-4

What percentage of freshwater resources are we able to use for consumption?

• 30.1%

• 3%

• less than 1%

• all of it

What is all the water that flows over the surface of the land and washes into rivers, streams, and other waterways called?

• Runoff

• Surface water

• Storm drain

• Tributary

Tags

NGSS.MS-ESS2-4

Gravel is ___________, meaning that water can pass through easily.

• solid

• impermeable

• permeable

• soft

Which of the following best describes a River Basin?

• a part of the ground water

• an area of land

• body of water

• underground water

Which property describes water's ability to stick to itself?

• adhesion

• specific heat

• solubility

• cohesion

Which property of water describes the amount of heat needed to increase the temperature of a substance?

• boiling point

• melting point

• specific heat

• freezing point

Tags

NGSS.MS-PS3-4

Which best describes the soil that will form an aquifer?

• Impermeable soil should be on top of permeable soil

• All the soil should be Impermeable

• Permeable soil should be on top of the impermeable soil

• All the soil should be permeable

Tags

NGSS.MS-ESS3-1

An aquifer is a(n)

• type of soil that lets water pass through

• area of land that drains into the same river

• a smaller area of land that drains into a creek or stream

• underground layer of rock or sediment that holds water

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

NGSS.MS-ESS2-1

10) Which landform forms the dividing line between different River Basins?

• Mountain tops at high elevation

• rivers

• Valleys at lowest elevation

• lakes

Tags

NGSS.MS-ESS2-4