Atmosphere and weather

Which of the following statements is true about our atmosphere?

• As you go higher in the atmosphere, air pressure and density increase.

• As you go higher in the atmosphere, air pressure and density decrease.

• As you go higher in the atmosphere, the temperature doesn't change.

• As you go higher in the atmosphere, air molecules are increasing.

Warm air rises above cooler air. This is an example of:

• conduction

• radiation

• condensation

• convection

Which molecule in the atmosphere is responsible for blocking harmful UV radiation from the sun?

• ozone

• methane

• carbon dioxide

• nitrogen

What is the percentage of oxygen in Earth's atmosphere?

• 1%
• 21%
• 78%
• 90%

The coldest atmospheric layer is the

• stratosphere

• mesosphere

• thermosphere

• troposphere

What 2 gases make up 99% of the gases in Earth’s atmosphere?

• Carbon Dioxide and Argon

• Nitrogen and Oxygen

• Nitrogen and Carbon Dioxide

• Oxygen and Neon

A large body of air that has properties similar to the part of Earth's surface over which it develops.

• Cold front

• Air mass

• Isobar

• station model

Which scientific tool is used to measure air pressure?

• Rain Gauge
• Barometer
• Graduated Cylinder
• Wind vane

Climate change is the change in weather on a daily basis.

• True
• False

This layer of the atmosphere is considered outer space and it is the farthest away from Earth is

• Stratosphere
• Troposphere
• Mesosphere
• Exosphere