Air Around Us_14

What is the atmosphere?

• A layer of rocks surrounding the Earth

• A layer of fire surrounding the Earth

• A layer of water surrounding the Earth

• A layer of gases surrounding the Earth

Why is the atmosphere important?

• To protect the Earth from earthquakes

• To create a protective blanket for the Moon

• To block harmful UV rays from the Sun

• To maintain the temperature on Earth

What is the function of the ozone layer in the atmosphere?

• To protect the Earth from asteroids

• To block harmful UV rays from the Sun

• To trap heat from the Sun

• To create rain on Earth

What is the role of greenhouse gases in the atmosphere?

• To block sunlight from entering the atmosphere

• To trap heat in the atmosphere

• To cool down the Earth

• To create a protective shield around the Earth

What is the main reason for the presence of oxygen in the atmosphere?

• To support the survival of living organisms

• To maintain the temperature on Earth

• To block harmful UV rays from the Sun

• To create a protective shield around the Earth

What is the water cycle?

• A cycle of air circulation

• A cycle of water evaporation and condensation

• A cycle of fire spreading

• A cycle of rock formation

What does the atmosphere protect the Earth from?

• Volcanic eruptions

• Earthquakes

• Asteroids and meteors

• Harmful UV rays

What is the function of the atmosphere in maintaining the Earth's temperature?

• To create a protective shield around the Earth

• To cool down the Earth

• To block sunlight from entering the atmosphere

• To trap heat in the atmosphere

What would happen if there was no atmosphere on Earth?

• The Earth would be too hot for life to exist

• The Earth would have no land

• The Earth would be too cold for life to exist

• The Earth would have no water

What is the role of the atmosphere in the water cycle?

• To block harmful UV rays from the Sun

• To trap heat in the atmosphere

• To create a protective shield around the Earth

• To facilitate water evaporation and condensation