Earth's Atmosphere Study Guide

What is the thin layer of gases that forms a protective covering around our planet?

• Atmosphere

• Lithosphere

• Hydrosphere

• Biosphere

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

What are the two most abundant gases in Earth's Atmosphere?

• Nitrogen and Oxygen

• Oxygen and Carbon Dioxide

• Nitrogen and Argon

• Oxygen and Hydrogen

Earth's early atmosphere was made mostly of carbon dioxide. The appearance of which organism decreased the amount of carbon dioxide and increased the amount of oxygen?

• Plants (or Cyanobacteria/Algae)

• Fungi

• Insects

• Reptiles

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

List the layers of the atmosphere in order below. You need to know them from bottom to top!

• Troposphere, Stratosphere, Mesosphere, Thermosphere, Exosphere

• Exosphere, Thermosphere, Mesosphere, Stratosphere, Troposphere

• Stratosphere, Troposphere, Mesosphere, Exosphere, Thermosphere

• Mesosphere, Troposphere, Stratosphere, Thermosphere, Exosphere

Tags

NGSS.MS-ESS2-6

Which layer does weather occur?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

Where is the ozone layer located?

• Stratosphere

• Troposphere

• Mesosphere

• Thermosphere

Which layer touches outer space?

• Exosphere

• Troposphere

• Stratosphere

• Mesosphere

Which layer do meteorites burn up in?

• Mesosphere

• Troposphere

• Stratosphere

• Thermosphere

In which layer do the Aurora Borealis occur?

• Thermosphere

• Troposphere

• Stratosphere

• Mesosphere

As altitude increases in the atmosphere, air pressure ________.

• increases

• decreases