ch. 6 . L1 science lesson's

Front

What are the two atmospheric layers where temperature decreases with increasing altitude?

Back

Troposphere and Mesosphere

Front

What is the primary component of Earth's atmosphere?

Back

Nitrogen

Front

What force pulls the atmosphere towards Earth?

Back

Gravity

Front

Which atmospheric layer is closest to Earth?

Back

Troposphere

Front

What is the force exerted by the atmosphere called?

Back

Air Pressure

Front

What is the layer of the atmosphere where weather occurs?

Back

Troposphere

Front

What is the second layer of the atmosphere above the troposphere?

Back

Stratosphere

Front

What gas is essential for human respiration?

Back

Oxygen

Front

What is the layer of the atmosphere that contains the ozone layer?

Back

Stratosphere

Front

What is the term for the weight of air above a given point?

Back

Air Pressure