Chapter 2 Section 1: The Water Planet

The atmosphere holds water in the form of a gas called ____________.

• oceans and lakes

• WiFi

• hydrosphere

• water vapor

Evaporation is ______________.

• also called humidity - the sun's heat turns liquid water into water vapor

• when water vapor turns back into a liquid

• when the water falls back to the earth as snow, rain, sleet, or hail

• when streams and rivers carry the water back to the oceans

Precipitation is ___________.

• also called humidity - the sun's heat turns liquid water into water vapor

• when water vapor turns back into a liquid

• when the water falls back to the earth as snow, rain, sleet, or hail

• when streams and rivers carry the water back to the oceans

Collection is ____________.

• also called humidity - the sun's heat turns liquid water into water vapor

• when water vapor turns back into a liquid

  
  

• when the water falls back to the earth as snow, rain, sleet, or hail

• when streams and rivers carry the water back to the oceans

  
  

Condensation is ______________.

• also called humidity - the sun's heat turns liquid water into water vapor

• when water vapor turns back into a liquid

• when the water falls back to the earth as snow, rain, sleet, or hail

• when streams and rivers carry the water back to the oceans

Only 2% of the earth's water is ____________.

• Fresh water

• Salt water

About 80% of the earth's water is frozen in glaciers or polar ice caps.

• True

• False

Water found below the surface of the earth - it fills tiny cracks and holes in the rock layers.

• salt water

• ground water

• when streams and rivers carry the water back to the oceans

Underground rock layers that water flows through.

• salt water

• filters

• when streams and rivers carry the water back to the oceans

• aquifers

Oceans make up about 98% of the earth's water.

• True

• False