Hydrocycle

Plants use water to

• release as a waste product

• keep predators away

• make their own food

• attract pollinators

Tags

NGSS.MS-LS1-6

Approximately what percentage of Earth's water is fresh water?

• 97 percent

• 30 percent

• 71 percent

• 3 percent

Tags

NGSS.MS-ESS2-4

The streams and small rivers that feed into a main river are called

• watersheds

• divides

• tributaries

• wetlands

Tags

NGSS.MS-ESS2-4

The water in ponds and lakes is

• moving

• deep

• still

• salty

As water moves slowly through a wetland, some waste materials settle out, some wastes are absorbed by plants, and silt and mud is trapped by plant roots. In this way, wetlands act as natural

• filters

• tributaries

• habitats

• artesian wells

Tags

NGSS.MS-LS2-3

Water that fills the cracks and spaces in underground soil and rock layers is called

• salt water

• groundwater

• rainwater

• water vapor

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

What causes cold, deep currents to form in the oceans near the poles?

• sinking of dense, cold water with high salinity

• the Coriolis force

• movement of a large mass of warm water across the Pacific

• sinking of cold freshwater from melting icebergs

Tags

NGSS.MS-ESS2-6

A large stream of moving water that flows through the oceans is called a(n)

• current

• tide

• tsunami

• undertow

Tags

NGSS.MS-ESS2-6

People can obtain groundwater by drilling a well

• above the water vapor

• into an aquifer

• into the unsaturated zone

• into the impermeable layer

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

Wetlands provide habitats for many living things because of their sheltered waters and

• large supply of nutrients

• lack of insects

• thick layer of mud

• ability to prevent floods

Tags

NGSS.MS-LS2-4