Troposphere
Stratosphere
Mesosphere
Thermosphere
Exosphere
100

What is the process by which gases hold heat in the atmosphere called?

What is the greenhouse effect?
100

As altitude increases, temperature _________.

What is increases?

100

There are many of these natural objects in the mesosphere.

What are meteors? 


Shooting stars are the meteors of the mesosphere.

100

The thermosphere contains this level of temperature, when compared to the other layers of the atmosphere.

What is hottest?


100

I am this number layer in the atmosphere from the earth upward.


What is the 5th?
200

This natural event occurs here.

What is weather?

200

Most of this atmospheric layer is located here.

What is ozone?

200

The mesosphere is about ____ miles tall.

What is 50?
200

These man made objects orbit around the thermosphere.

What are space shuttles?


200

Why are the thermosphere and exosphere the warmest of the atmospheric layers?

What is because they are the closest to the Sun?

300

The temperature in this layer ______ as the altitude increases.

What is decreases?

300

The temperature increases because of ______.


What is ozone?

300

The mesosphere is this number layer from the Earth outward.


What is the 3rd?
300

How does the atmosphere benefit Earth?


What is by protecting it from the Sun's harmful rays?

300

I am this high from the Earth's surface.

What is 300ft?
400

This is the layer where airplanes fly.

What is the troposphere?

400

The height of the stratosphere is about ____ miles high.

What is 30?

400

What would happen if Earth had no atmosphere?

What is the days would be extremely hot and the nights would be extremely cold?

400

This light effect exists in the thermosphere.

What is the aurora?


400

This natural occurance does not happen in the exosphere.


What is weather?
500

I extend this distance until I reach the next layer.

What is 10km?

500

The temperature in the stratosphere is typically this many degrees farenheit.

What is 32 degrees?

500

The coldest part of the atmosphere is in this part of the mesosphere.


What is the upper mesosphere?


500

Humans have altered the composition of Earth's atmosphere by ______.

What is polluting it with carbon dioxide gas?

500

The air in the exosphere is not ______ because the air molecules are spread out. 

What is dense?