Earth Space Science Final

How much Oxygen is in our atmosphere today?

• About 21%

• About 78%

• Less than 1%

• About 50%

Tags

NGSS.MS-LS1-6

How much Nitrogen in is in our atmosphere today?

• About 21%

• Less than 1%

• About 78%

• About 50%

Our earliest atmosphere was similar to the atmospheres of the gas giant planets in our solar system. Which gases were found in the earliest Earth Atmosphere?

• Nitrogen and Hydrogen

• Hydrogen and Helium

• Helium and Oxygen

• Hydrogen and Carbon Dioxide

Where did the gases MOSTLY come from in our 2nd version of the atmosphere?

• Volcanic Outgassing

• Outer space

• Photosynthesis

• Respiration

How did the seas and oceans form?

• Photosynthesis

• Volcanic Eruptions

• Water Vapour condensing

Tags

NGSS.MS-ESS2-4

Which of the following helped to reduce the levels of Carbon Dioxide? (Tick 2 boxes)

• Photosynthesis

• Volcanic Eruptions

• Dissolved into the oceans

• Respiration

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following increased the levels of Oxygen in the atmosphere?

• Respiration

• Photosynthesis

• Volcanic Eruptions

• Sea levels rising

Tags

NGSS.MS-LS1-6

For every million molecules of gas in the current atmosphere, approximately how many of those molecules are Carbon Dioxide?

• 2

• 6

• 4

• 2,000

Tags

NGSS.MS-ESS3-5

Carbon Dioxide and Water Vapor were broken down by sunlight in the atmosphere and oxygen was produced through which of the following processes?

• Photolysis

• Photosynthesis

• Lysogenic Cycle

• Spectrophotometry

Tags

NGSS.MS-LS1-6

Which of the following is NOT a type of UV radiation

• UV B rays

• UV C rays

• UV D rays

• UV A rays