Earth's Atmosphere

A mixture of gases and particles that surround a planet, held by gravity is called the-

• greenhouse effect

• atmosphere

• jet stream

• blanket

Tags

NGSS.MS-ESS2-5

Which gas in our atmosphere is most abundant?

• Argon

• Oxygen

• Nitrogen

• Carbon Dioxide

What is the percentage of oxygen in Earth's atmosphere?

• 1%

• 21%

• 78%

• 90%

In which layer of the atmosphere does weather occur?

• Mesosphere

• Thermosphere

• Stratosphere

• Troposphere

Tags

NGSS.MS-ESS2-5

What is the lowest main layer of Earth's atmosphere?

• Thermosphere

• Troposphere

• Stratosphere

• Mesosphere

What is the outer most main layer of Earth's atmosphere?

• Thermosphere

• Troposphere

• Stratosphere

• Mesosphere

What is the second lowest main layer of Earth's atmosphere?

• Thermosphere

• Troposphere

• Stratosphere

• Mesosphere

Tags

NGSS.MS-ESS2-6

What are the 2 most abundant gases in Earth's atmosphere?

• carbon dioxide and oxygen

• carbon dioxide and nitrogen

• nitrogen and oxygen

• nitrogen and hydrogen 

Which of the following is NOT a reason why the atmosphere is important?

• It is made of many layers.

• It provides gases living things need.

• It provides warm temperatures.

• It protects us from UV rays and meteors.

Which of the following is the correct order of the atmosphere layers from Earth to space?

• troposphere, stratosphere, mesosphere, thermosphere, exosphere

• troposphere, mesosphere, thermosphere, exosphere, stratosphere

• thermosphere, stratosphere, mesosphere, troposphere, exosphere

• troposphere, stratosphere, mesosphere, exosphere, thermosphere