hydrosphere 2022

97% of the water on the Earth is

• saltwater

• freshwater

Tags

NGSS.MS-ESS2-4

Water is the only substance on Earth that

• exists in the liquid state

• boils at very high temperatures

• freezes at very low temperatures

• commonly exists in all 3 states of matter

Tags

NGSS.MS-PS1-4

An object that is more dense than the fluid in which it is immersed will

• neither rise nor sink

• rise

• sink at first, then rise slowly

• sink

The streams and smaller rivers that feed into a main river are called _______.

• head water

• watersheds

• tributaries

• watershed divides

Just as all the water in a bathtub flows toward the drain, all the water in a river system drains into a main river. The land area that supplies water to a river system is called a _______.

• divide

• watershed

• drainage canal

• river

Tags

NGSS.MS-ESS2-4

Why is water from an aquifer more likely to be cleaner than water from other sources?

• because it forms where fresh and salt water meet

• because it receives water directly from precipitation

• because it rises to the surface near the ocean

• because pollutants are filtered by rock and soil deep within Earth

Tags

NGSS.MS-ESS2-4

Surface tension (in water) is made possible by

• physical bonds between water molecules

• hydrogen bonds between water molecules

• high specific heat

• adhesion

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

• saltwater

• rain water

• groundwater

• water vapor

Tags

NGSS.MS-ESS3-1

Most of the fresh water on Earth is located in

• ice

• rivers

• the air

• oceans

Tags

NGSS.MS-ESS2-4

How does the amount of water circulating in the water cycle change?

• The amount of water remains constant
• The amount of water increases each time it rains
• he amount of water decreases and then increases each day
• The amount of water decreases every time evaporation occurs

Tags

NGSS.MS-ESS2-4