The Atmosphere

Front

What happens to air pressure as you climb a mountain?

Back

Air pressure decreases as you climb a mountain.

Front

How does the Sun's energy reach Earth?

Back

The Sun's energy reaches Earth through radiation.

Front

Which gas is known as a greenhouse gas?

Back

Carbon dioxide is a greenhouse gas.

Front

What is the layer of air that surrounds the Earth called?

Back

The layer of air surrounding the Earth is called the atmosphere.

Front

In which temperature of air do molecules spread out and take up more space?

Back

Molecules spread out and take up more space in warm air.

Front

What is the primary component of Earth's atmosphere?

Back

The primary component of Earth's atmosphere is nitrogen.

Front

What role does the ozone layer play in the atmosphere?

Back

The ozone layer protects Earth from harmful ultraviolet (UV) radiation.

Front

What is convection in the context of the atmosphere?

Back

Convection is the transfer of heat through the movement of fluids, such as air.

Front

What is the significance of the troposphere?

Back

The troposphere is the lowest layer of the atmosphere where weather occurs.

Front

How does temperature affect air density?

Back

As temperature increases, air density decreases.