Unit D: Hydrology

Subsurface ocean currents continually circulate from the warm waters near the equator to the colder waters in other parts of the world. What is the main cause of these currents?

• differences in the topography along the ocean floor

• differences in density of ocean water

• the rotation of Earth on its axis

• movement of the jet stream

Tags

NGSS.MS-ESS2-6

What is most responsible for the presence of groundwater in an area?

• the movement of water from a confined aquifer into surface water

• the movement of surface water and precipitation through soil and rock

• the movement of water from streams and rivers to watersheds

• the movement of surface water through impermable rock

Tags

NGSS.MS-ESS3-1

Which is the most common way to access freshwater resources?

• runoff

• digging wells

• melting of glaciers

• geysers

A community decides to upgrade its water purification and management systems. What lasting impact could this have on available freshwater?

• It could cause a decrease in water demand.

• It could cause a decrease in the water levels

• It could cause an increase in waterborne diseases.

• It could cause an increase in the freshwater supply.

Tags

NGSS.MS-ESS3-4

Which is the best way to conserve worldwide freshwater resources?

• build more roads and highways for cars and trucks

• increase the amount of land use to raise cattle

• develop more modern coal-powered plants

• use more efficient irrigation techniques

Tags

NGSS.MS-ETS1-4

What is a major disadvantage of beach nourishment?

• It creates water pollution

• It is only a short term solution

• It causes beach erosion

• It can cause flooding

What process is represent by point 6?

• Condensation

• Transpiration

• Evaporation

• Infiltration

Tags

NGSS.MS-ESS2-4

Water that does not infiltrate into the soil and stays on the surface is called what?

• Transpiration

• Groundwater

• Runoff

• Condesation

Tags

NGSS.MS-ESS2-4

How could a long-term decrease in precipitation impact an area?

• It could increase the average water level of lakes

• It could increase the amount of flooding

• It could decrease the amount of infiltration

• It could decrease the amount of damage to crops

Tags

NGSS.MS-ESS3-2

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of the following conditions is likely to lead to a flood?

• High soil permeability

• Low precipitation

• Low water table

• High water table