UNIT 7 The atmosphere

What are the three layers of the atmosphere?

• The troposphere, atmosphere and exosfere

• The troposphere, the stratosphere and the outer layer

• The exosfere, the outer layer and the stratosphere

• The estrastosphere, the exosfere and the oter layer

What causes air pollution?

• Recycle

• Volcanoes and wildfires, vehicle emissions and sprays

• Save electricity

• Walking to school

Draw the troposphere layer

What are the atmospheric phenomena?

• The clouds, precipitation, storms and wind

• The sun, breeze, storm and hail

• The rain, snow, hurricane and sun

In which layer planes can fly?

This layer protects us from the harmful sun rays.

Draw the water cycle

Which instrument measures the speed of the wind?

What are the four seasons?

Which instrument measures the amount of rain?

• Thermometer

• Anemometer

• A rain gauge

• A weather vane