Brain Pop: Earth's Atmosphere

Front

What is the atmosphere?

Back

The atmosphere is a layer of gases that surrounds the Earth, providing air to breathe and protecting us from the sun's harmful rays.

Front

What would happen if Earth didn't have an atmosphere?

Back

We wouldn't be able to breathe.

Front

What gas makes up most of the Earth's atmosphere?

Back

Nitrogen makes up about 78% of the Earth's atmosphere.

Front

What is the stratosphere?

Back

The stratosphere is the second layer of the atmosphere, above the troposphere, where the temperature gets warmer as you go higher.

Front

What happens to temperature in the stratosphere?

Back

The temperature gets warmer the higher you go.

Front

What is the mesosphere?

Back

The mesosphere is the third layer of the atmosphere, where temperatures are extremely cold.

Front

What is the troposphere?

Back

The troposphere is the lowest layer of the atmosphere where we live, and weather occurs.

Front

What is the exosphere?

Back

The exosphere is the outermost layer of the atmosphere, where the air is very thin and satellites orbit.

Front

What are the layers of the atmosphere in order from lowest to highest?

Back

Troposphere, Stratosphere, Mesosphere, Thermosphere, Exosphere.

Front

What is the role of the atmosphere?

Back

The atmosphere protects life on Earth by providing air to breathe, regulating temperature, and blocking harmful solar radiation.