Atmosphere Post Video Quiz

We live in the layer of the atmosphere called the _?_.

• stratosphere
• thermosphere
• troposphere
• mesosphere

The layer of atmosphere where weather occurs is _?_.

• stratosphere
• thermosphere
• troposphere
• mesosphere

What happens to the air pressure the higher up in space you go?

• Air pressure increases.
• Air pressure decreases.
• Air pressure stays the same.
• There is no air pressure.

What gas were we missing in Earth's early atmosphere?

• carbon dioxide
• oxygen
• water vapor
• sulfur oxides

Which gas was introduced by stromatolites and allowed for more complex life to exist on Earth?

• oxygen
• carbon dioxide
• sulfur oxides
• water vapor

Most of the energy that drives the weather comes from the _?_.

• Earth's core
• Earth's atmosphere
• Sun
• Earth's oceans

_?_ protects us from the harmful UV rays of the sun.

• Nitrogen
• Ozone
• Carbon dioxide
• Water vapor

The layer of the atmosphere where ozone is found.

• thermosphere
• mesosphere
• troposphere
• stratosphere

The main human activity that releases greenhouse gases is _?_.

• using bottled water
• burning fossil fuels
• texting on cellphones
• eating meat

The greenhouse gas having the greatest role in human-caused global warming is _?_.

• nitrogen
• carbon dioxide
• CFCs (chlorofluorocarbons)
• ozone