Atmosphere Warm-Ups

The percentage of oxygen in the atmosphere is approximately?

21%

How are the layers of the atmosphere arranged?

According to changes in temperature

As the density of air decreases, it's pressure:

Decreases

As you increase in altitude, air pressure:

Decreases

The amount of mass in a given volume of a substance is its:

Density

Which gas is the most abundant in our atmosphere?

Nitrogen

The ozone layer is found in which layer of the atmosphere?

Stratosphere

The warmest layer oft he atmosphere is:

Thermosphere

In which layer of the atmosphere does weather occur?

Troposphere

A gas in the atmosphere that varies from place to place and time to time is?

Water Vapor