Atmospheric Composition and structure Quiz 1

On the following profiles represents the atmospheric temperature profile

The Purple line

Represents the atmospheric pressure profile

The Green line

Earth is the only known planet with an atmosphere T/F

False

The atmosphere is divided into layers called Troposphere, Stratosphere, Mesosphere, Thermosphere. What is the variable that is used to define these layers?

Changes in temperature with altitude

Carbon dioxide (CO₂) is a greenhouse gas that participates in keeping the surface temperature of our planet ~33˚C warmer than it should be based on the amount of light received.

T/F

True

The atmospheric pressure increases with altitude.
T/F

False

Water is found as a gas in the atmosphere, but it varies a lot from place to place and time to time.

T/F

True

What is holding the atmosphere on earth?

Gravity