Earth and Space Atmosphere

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

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

This layer of atmosphere uses a type of oxygen (O₃) to protect us from ultraviolet light.

• Mesosphere
• Ozonosphere or ozone layer
• Thermosphere
• Troposphere

Which layer of the atmosphere aborbs UV light?

• troposphere

• stratospere

• thermosphere

• mesosphere

The source of energy that drives air movement in the atmosphere is the:

• Sun

• Oceans

• Moon

• Ionosphere

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

The atmospheric layer that is the coldest is the

• mesosphere

• stratosphere

• thermosphere

• troposphere

The mesosphere helps protect the Earth from:

• Dangerous cosmic rays.

• The impact of meteors.

• The effect of Solar Flares.

• Harmful weather

Which layer of the atmosphere is closest to outer space.

• exosphere

• stratosphere

• thermosphere

• troposphere