Climate Change

Front

Increasing quantities of CO₂ (Carbon Dioxide) in the atmosphere will cause air temperatures to be _____.

Back

warmer

Front

Which human activity contributes the MOST carbon dioxide to the atmosphere? Options: Fishing, Breathing, Burning Fossil Fuels, Farming

Back

Burning Fossil Fuels

Front

Increased carbon dioxide may cause global warming by trapping more ____________ in the atmosphere.

Back

heat

Front

What is the best conclusion from the graph about atmospheric carbon dioxide levels?

Back

Atmospheric carbon dioxide levels have increased steadily since 1960.

Front

Which of the following gases DOES NOT trap heat? Options: carbon dioxide, nitrogen, water vapor, methane

Back

nitrogen

Front

The gas that is most abundant in the atmosphere is: oxygen, nitrogen, carbon dioxide, argon

Back

nitrogen

Front

Over the past 200 years, the level of carbon dioxide in the atmosphere has

Back

increased steadily.

Front

One thing people in the United States could do to reduce air pollution is

Back

use more public transportation. (Which would mean less vehicles on road)

Front

Nitrogen makes up what percent of our atmosphere? Options: 21%, 1%, 87%, 78%

Back

78%

Front

What is the second most abundant gas in Earth's atmosphere?

Back

Oxygen