WorksheetsThe Earth's Atmosphere
Total questions: 20
Worksheet time: 12mins
Take a deep breath in, take a deep breath out. Most of the gas that passed through your mouth was
oxygen
nitrogen
water vapor
carbon dioxide
For the Earth's atmosphere, section number two in the pie graph BEST represents the percentage of
argon
carbon dioxide
oxygen
nitrogen
This gas is found in the stratosphere where it helps protect us from UV radiation.
ozone
oxygen
nitrogen
carbon dioxide
The circle graph represents the gases in our atmosphere. What gas is represented by the green section in the circle?
ozone
hydrogen
nitrogen
carbon monoxide
Which layer of Earth's atmosphere contains the ozone layer, an important layer that helps protect life on Earth from UV radiation
exosphere
mesosphere
stratosphere
troposphere
In this layer of Earth's atmosphere, hydrogen and helium are the primary gases and are only present at extremely low densities. What is this layer of the atmosphere called?
exosphere
ionosphere
mesosphere
thermosphere
Most clouds appear here, mainly because 99% of the water vapor in the atmosphere is found in the
mesosphere
stratosphere
thermosphere
troposphere
What is the hottest layer?
Stratosphere
Thermosphere
Troposphere
Mesosphere
Which of the following are greenhouse gases?
Carbon dioxide
Methane
Water vapor
All answers are correct
A mixture of gases that surrounds the Earth like a blanket.
atmosphere
troposphere
ozone
nitrogen
The thinning of the ozone layer is also known as the
ozone hole
ozone gap
ozone space
ozone void
Ozone is made of which chemical element?
Carbon
Oxygen
Hydrogen
Nitrogen
