Climate Change

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 climate change.

• True

• False

Which 2 greenhouse gases contribute the MOST to climate change?

• N2O and H2O

• O3 and H2O

• CO2 and CH4

Which of the following sets of evidence supports climate change?

• CO2 levels rising

• Sea Levels rising

• Glacier mass decreasing

• All of the Above

The following graph tells us what?

• Sea Levels are decreasing.
• Sea Levels are rising.

In the movie, "Wall-E", why are there big dust storms occurring on Earth?

• This naturally happens to Earth's weather over time.
• Global warming has upset the balance of Earth's weather cycles.

What temperature would Earth be with no greenhouse effect?

• 25 degrees C
• 50 degrees C
• -18 degrees C
• 0 degrees C

What are some predictions about local changes brought on by climate change?

• More severe thunderstorms

• Days warming faster than nights

• Rising sea levels

• All of the above

What would happen if greenhouse gases destroyed Earth's ozone layer?

• Radiation exposure would increase
• liquid water would vaporize
• we might have solar flares
• all of the above