Our planet

What is weather?

• Something which changes after years

• Something which never changes

• Something which changes but shortly

What is global warming?

• Change in temperature

• Depletion of the ozone layer

• Climate change

• None of these

When does a thunder storm occur?

• When there is much rain and wind

• When there is a bright sun

Why is the ozone layer being depleted?

• Because of harmful gases

• Because of human activity

• The ozone layer is not depleting

What is this picture showing?

• Solar system

• Rocket shooting out of planet Earth

• Ozone layer depletion