Climate change - Pre test

Front

Visible light reaches Earth’s surface while infrared light is trapped as heat. Which characteristic of Earth’s atmosphere causes this to happen? Options: the hole in the ozone, the greenhouse effect, atmospheric pressure, the inversion layer

Back

the greenhouse effect

Front

The average temperature of the surface of Earth has increased approximately 1°C in the past century. Which reason best explains this increase in temperature? Options: lower levels of ozone in the atmosphere, lower levels of nitrogen in the atmosphere, higher levels of carbon dioxide in the atmosphere, higher levels of oxygen in the atmosphere

Back

higher levels of carbon dioxide in the atmosphere

Front

Which of the following is the best conclusion that can be made from this graph? Options: atmospheric carbon dioxide levels have been decreasing since 1960, Hawaii has a lot of carbon dioxide, humans have been working hard to decrease carbon dioxide levels, atmospheric carbon dioxide levels have increased steadily since 1960

Back

atmospheric carbon dioxide levels have increased steadily since 1960

Front

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

Back

nitrogen

Front

Compared to other greenhouse gases, carbon dioxide is very effective in trapping heat near the surface of the Earth.

Back

true

Front

Which of the following have been linked to climate change? droughts, flooding, melting of polar ice caps, all of the above

Back

all of the above

Front

Which is a primary energy source used by power plants to generate electricity? Options: coal, wood, gasoline, batteries

Back

coal

Front

The main human activity that releases greenhouse gases is: using bottled water, burning fossil fuels, texting on cellphones, eating meat

Back

burning fossil fuels

Front

Some greenhouse gases are naturally present in the Earth's atmosphere.

Back

True

Front

What is the definition of weather?

Back

the specific condition of the atmosphere at a particular place and time