The Atmosphere

Front

What is the primary function of Earth's atmosphere?

Back

To protect life on Earth by providing essential gases, regulating temperature, and shielding from harmful solar radiation.

Front

Which layer of the atmosphere contains the ozone layer?

Back

The stratosphere.

Front

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

Back

It absorbs the majority of the sun's harmful ultraviolet (UV) radiation.

Front

How many main layers are there in Earth's atmosphere?

Back

Five: troposphere, stratosphere, mesosphere, thermosphere, and exosphere.

Front

What is air pressure?

Back

The force exerted by the weight of air above a given point.

Front

What causes variations in air pressure?

Back

Changes in temperature, altitude, and humidity.

Front

What is the outermost layer of Earth's atmosphere called?

Back

The exosphere.

Front

How does gravity affect the atmosphere?

Back

Gravity pulls air molecules towards the Earth, creating air pressure.

Front

What role does the atmosphere play in weather phenomena?

Back

It contains the gases and moisture necessary for weather patterns and climate.

Front

What is the relationship between altitude and air pressure?

Back

As altitude increases, air pressure decreases.