Mars VS Earth

What is the dominant gas in Mars' atmosphere?

• Oxygen

• Nitrogen

• Argon

• Carbon dioxide (CO2)

How much of Earth's atmosphere is nitrogen?

• 0.93%

• 1.9%

• 20.9%

• 78.1%

What percentage of Mars' atmosphere is oxygen?

• 96%

• 20.9%

• 0.174%

• 1.9%

How does the atmospheric volume of Mars compare to Earth's?

• Mars and Earth have similar atmospheric volumes

• Mars' atmosphere is over 100 times denser

• Mars' atmosphere is twice as dense as Earth's

• Mars has a much thinner atmosphere

What has caused Mars to lose much of its atmosphere?

• High oxygen levels

• Solar winds

• Presence of a magnetic field

• Lack of volcanic activity

What is the effect of dust storms on Mars?

• They increase the atmospheric pressure

• They replenish the atmosphere with oxygen

• They have no significant effect

• They can change the atmospheric temperature

Which gas is not listed as a trace gas on Mars?

• Carbon monoxide

• Methane

• Ozone

• Hydrogen

What does the presence of methane in Mars' atmosphere suggest?

• It is a result of solar radiation

• It suggests a history of biological activity

• It indicates active volcanism

• It signifies the presence of water

How does the increase in hydrogen ion concentration due to CO2 absorption in seawater affect the abundance of carbonate ions?

Tags

NGSS.MS-ESS2-1

How does ocean acidification impact the entire food web and economies dependent on marine resources?

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

NGSS.MS-LS2-5