Earth's Atmospere

What percentage of the atmosphere is Nitrogen?

• 0%

• 78%

• 21%

• 1%

What layer does most weather occur in?

• mesosphere

• stratosphere

• thermosphere

• troposphere

Tags

NGSS.MS-ESS2-5

What does the ozone layer do for us?

• It protects us from meteors

• It protects us from ultraviolet (UV) radiation

• It protects us from violet solar flares

• It does not help us at all

Which of the following is found in our atmosphere?

• water vapor

• dust and pollen

• gases

• all of the above

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

In which layer of the atmosphere do we live?

• thermosphere

• troposphere

• stratosphere

• mesosphere

Tags

NGSS.MS-ESS2-5

The mixture of gasses that surrounds earth is called:

• asteroids

• atmosphere

• gravity

• dust

What percentage of the atmosphere is oxygen?

• 100%

• 78%

• 21%

• 1%

Earth's atmosphere contains nitrogen and oxygen that helps to control the _________ of our planet.

• water cycle

• temperature

• magnetic field

• radiation

Tags

NGSS.MS-ESS2-6

When we discuss greenhouse gases what is the main one we discuss?

• Methane (CH₄)
• Carbon Dioxide (CO₂)
• Nitrous oxide (N₂O)
• Flourinated gases

Tags

NGSS.MS-ESS3-5

True or False: As you increase in altitude, the temperature of the air decreases because the air molecules become less dense.

• True

• False