Layers of the Atmosphere

As you climb up a mountain what happens to the air pressure?

• decreases
• increases
• stays the same

What is the Atmosphere?

• A layer of gases that surround the earth.This is a wrong answer

• The atmosphere is like a blanket that keeps the earth warm.

• It is what allows life to live on the earth.This is a wrong answer

• All of these are true.This is a correct answer

Which list contains the layers of the atmosphere in order from closest to Earth to farthest from Earth?

• Thermosphere, Exosphere, Stratosphere, Mesosphere, Troposphere

• Troposphere, Stratosphere, Mesosphere, Thermosphere, Exosphere

• Exosphere, Troposphere, Mesosphere, Thermosphere, Stratosphere

What is the name of the force that air exerts on all objects?

• Altitude

• Density

• Air Pressure

• Infrared Radiation

Which 2 gases are most common in Earth's atmosphere?

• Carbon Dioxide (C02) & Nitrogen (N2)

• Oxygen (O2) & Carbon Dioxide (CO2)

• Water Vapor (H2O) & Oxygen (O2)

• Nitrogen (N2) and Oxygen (O2)

As you move from a high altitude to a low altitude, air pressure will

• Stay the same

• increase

• decrease

As you move higher in the Troposphere, the temperature

• increases.

• decreases.

• stays the same.

The layers of air that surround Earth are called the-

• sky

• troposphere

• ozone

• atmosphere

Pressure is the effect of

• the weight of all the air above pressing down
• water vapor in the atmosphere
• greenhouse gases
• solar radiation

What percentage of our atmosphere is made of oxygen? 

• 1%
• 21%
• 78%
• 25%