Semester 1 Review Day 3: Atmosphere

Front

What is the function of the ozone layer?

Back

To block UV rays from getting to Earth.

Front

What layer of the atmosphere is the thinnest?

Back

Troposphere.

Front

What layer of the atmosphere is B?

Back

Stratosphere.

Front

What does 8 represent?

Back

Combustion.

Front

What layer of the atmosphere is A?

Back

Troposphere.

Front

What is the primary gas in the Earth's atmosphere?

Back

Nitrogen (approximately 78%).

Front

What is the greenhouse effect?

Back

The process by which certain gases trap heat in the atmosphere, keeping the Earth warm.

Front

What are the main layers of the atmosphere in order from the surface?

Back

Troposphere, Stratosphere, Mesosphere, Thermosphere, Exosphere.

Front

What is the role of the stratosphere?

Back

Contains the ozone layer, which absorbs and scatters ultraviolet solar radiation.

Front

What is atmospheric pressure?

Back

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