4th Science ch. 6

A________________ is an area where one air mass meets another

• Wind vane

• precipitation

• front

• meteorologist

A(n) ___________ points in the direction from which the wind is blowing

• front

• meteorologist

• anemometer

• wind vane

a weather forecast is a prediction made by a scientist called a

• anemometer

• barometer

• precipitation

• meteorologist

________ is the amount of water vapor in the air

• front

• precipitation

• humidity

• condensation

water vapor changes to liquid water in a process called

• precipitation

• evaporation

• condensation

explain the water cycle

Explain the greenhouse effect

Answer explanation

greenhouse gases like CO2 goes into the atmosphere, they trap heat from the sun in the atmosphere

What are 2 things people can do about climate change?

Where is most of earth's water?

• Lakes/rivers

• groundwater

• glaciers

• oceans

What activities release greenhouse gases

• Burning oils to make planes and cars move

• Dumping trash on landfills

• Cutting down trees

• All of them