End of Month Test

What is the greenhouse effect?

• warming of the earth due to gases in our atmosphere.
• cooling of the earth due to gases in our atmosphere

We need the natural greenhouse effect for Earth to be habitable.

• True
• False

The enhanced greenhouse effect leads to global warming.

• True
• False

Which of the following sets of evidence supports global warming?

• CO2 levels rising
• Sea Levels rising
• Glacier mass decreasing
• All of the Above

What are some predictions about local changes brought on by global warming?

• More severe thunderstorms
• Days warming faster than nights
• Rising sea levels
• All of the above

What is the main difference between the enhanced and natural greenhouse effect?

• natural-more heat escapes to space
  enhanced-less heat escapes to space
• natural-less heat escapes to space
  enhanced-more heat escapes to space

Climate is defined as...

• a change in weather/temperature over a long period of time.
• a change in density over a long period of time.

Which 2 greenhouse gases contribute the MOST to global warming of Earth?

• N₂O and H₂O

• O₃ and H₂O

• CO₂ and CH₄

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

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