The Air Around Us: Video Quiz

The video tutorial covers the basics of the Earth's atmosphere, including its definition, composition, and the gases we breathe. It also touches on the conditions of the atmosphere and introduces the concept of atmospheric layers.

What is the atmosphere?

• A type of weather phenomenon

• A layer of water surrounding Earth

• The air surrounding Earth

• The ground beneath our feet

What is the air around us made of?

• Only carbon dioxide

• Different gases

• Only nitrogen

• Only oxygen

Which gas do we primarily breathe in?

• Carbon dioxide

• Helium

• Oxygen

• Nitrogen

What does the condition of the atmosphere refer to?

• The temperature of the ocean

• The state of the ground

• The condition of the atmosphere

• The speed of the wind

How many layers does the atmosphere have?

• None

• Several

• Two

• One