Q. Two gases that make up 99% of Earth's atmosphere

Q. Layer of Earth's atmosphere where most of the water vapor and carbon dioxide is found

Q. Layer of Earth's atmosphere where weather occurs

Q. Uppermost layer of Earth's atmosphere

Q. This gas makes up 21% of the atmosphere

Q. What is the hottest layer in the atmosphere?

Q. What layer is the Ozone in?

Q. The _____ protects us from the harmful UV rays of the sun.

Q. The force of a column of air pressing down is called what?

Q. Considered to be a part of the thermosphere.

Q. The coldest layer.

Q. Where satellites orbit.

Q. Where you will find Aurora Borealis (Northern Lights)

Q. Which order is correct from the earth to space (bottom to top)?

Q. What happens to the air pressure the higher up in space you go?

Q. As you go higher in the troposphere, the temperature _______________.

Q. Which layer has the highest pressure?