Atmosphere

What layer of the atmosphere has the highest air pressure?

• Troposphere

• Stratosphere

• Exosphere

• Mesosphere

Which layer of the atmosphere would jets fly in to avoid a thunderstorm?

• troposphere

• thermosphere

• mesosphere

• stratosphere

As you ascend (go up) in the troposphere what happens to the temperature?

• It increases steadily

• It decreases steadily

As altitude increases, air pressure....

• Increases

• Decreases

• Stays the same

• Goes up and down

Why is the ozone layer vital to life on Earth?

• Planes fly in the ozone layer

• It is made up of oxygen (O₂)

• It shields the Earth from ultraviolet (UV) rays from the sun

• It causes clouds to be created

In which layer of the atmosphere do meteors burn up?

• Troposphere

• Mesosphere

• Thermosphere

• Exosphere

This layer is the hottest layer of the atmosphere?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

Which is the coldest layer

• Troposphere

• Mesosphere

• Thermosphere

• Stratosphere

Satellites orbit in which layer?

• Troposphere

• Stratosphere

• Thermosphere

• Mesosphere

What is the first layer of the atmosphere?

• Mesosphere

• Troposphere

• Thermosphere

• Exosphere