Unit 5 Lessons 1,2, and 3 vocab

Question 1

Water cycle

Answer 1

When water moves between Earth’s surface and the atmosphere through a process.

Question 2

Evaporation

Answer 2

The change from a liquid to a gas.

Question 3

Atmosphere

Answer 3

The mixture of gases that surrounds Earth.

Question 4

Condensation

Answer 4

The change of a gas into a liquid.

Question 5

Precipitation

Answer 5

Water that falls from clouds to Earth’s surface.

Question 6

Ground water

Answer 6

Water that is stored under ground.

Question 7

Runoff

Answer 7

Water that cannot soak into the ground and instead flows across Earth’s surface

Question 8

Glacier

Answer 8

Is a slow moving mass of ice

Question 9

Aquifer

Answer 9

A body of rock that stores ground water

Question 10

Weather

Answer 10

The condition of the atmosphere at a given place or time

Question 11

Humidity

Answer 11

It is an amount of water vapor in the air

Question 12

Air pressure

Answer 12

The weight of the atmosphere pressing down on earth’s surface

Question 13

Cumulus clouds

Answer 13

They are white and puffy and common on clear, sunny days. Under the right conditions they can turn into thunderstorm clouds

Question 14

Cirrus clouds

Answer 14

Clouds that look like white streaks that are high and thin. Cirrus clouds signal cool, clear weather

Question 15

Stratus clouds

Answer 15

Low and grey making the day dark and gloomy. These clouds can signal incoming rain or snow

Question 16

Air mass

Answer 16

Is a large body of air with the same temperature and humidity throughout

Question 17

Front

Answer 17

The boundary between 2 air masses

Question 18

Wind

Answer 18

Air moves away from areas of higher pressure to areas of lower pressure similar to how water flows downhill.

Question 19

Global winds

Answer 19

At the poles, the air is cold and has higher pressure. As a result air moves along earth’s surface from the poles toward the tropics. At the tropics, air warms, rises, and moves toward the poles. These winds, called global winds blow over large areas of Earth. They move large weather systems, such as hurricanes. (Page264)

Question 20

Fog

Answer 20

A cloud that forms near the ground.

Question 21

Air temperature

Answer 21

How warm or cool the air is around us.