Atmosphere
Air Pollution
Weather
More Weather!
Water Cycle
100
The layer closest to Earth's surface

Troposphere

100
The atmosphere is essential to life on Earth.

True or false?

True!

100

Name the 4 basic elements of weather

1. temperature

2. wind

3. humidity

4. precipitation 

100

This can be hot, warm, cool, or cold

Temperature 

100

Clouds and precipitation are produced by:

The water cycle

200

This layer contains the ozone layer

Stratosphere

200

This damages the atmosphere

Air pollution 

200

This measures temperature 

Thermometer 

200

The movement of the air

Wind

200

This is when hot temperature causes water to change into water vapour

Evaporation

300

This layer contains clouds and weather

Troposphere

300

Burning ______ releases harmful gases that cause air pollution

fuels 

300

What are the 2 components of wind 

1. wind direction 

2. wind speed 

300

Name the 4 types of precipitation 

1. rain

2. snow

3. sleet

4. hail

300

Together water droplets and ice crystals form this

Clouds

400

This layer has very little air

Ionosphere

400

Name two things fuels are used for

1. vehicles

2. electricity

3. heating

400

The amount of water vapour in the air 

Humidity 

400

This measures wind speed in kilometers per hour

Anemometer

400

This is when water vapour changes back into water droplets or ice crystals

Condensation

500

This gas absorbs the Sun's harmful ultraviolet rays 

Ozone 

500

Name 3 things we can do to reduce air pollution

1. We can use cars less/ ride bicycles

2. We can turn off lights

3. We can use "green" products in our home for cleaning

4. We can reuse things and recycle

500

This shows wind direction

Weather Vane

500

This measures relative humidity as a percentage 

Hygrometer

500

This is when water droplets or ice crystals become heavy and fall down to Earth

Precipitation