3/9/23

What is the greenhouse effect?

• The warming of a planet due to trapped radiation.
• The cooling of Earth due to air pollution.
• The heating of a solid, such as a rock.

Humans have the ability to cause temperature change.

• True
• False

Which of the following are greenhouse gases?

• Carbon dioxide
• Methane
• Water vapor
• All answers are correct

True or False: All of the radiation from the Sun is absorbed by the Earth

• True
• False

What happens to the temperature if more greenhouse gases are released into the atmosphere?

• Temperature goes up
• Temperature goes down

 Which of the following activities contributes the most to carbon emissions globally?

• Deforestation
• Agriculture
• Burning fossil fuels
• Respiration

Cutting down large forests (deforestation) can result in:

• little to no changes

• more homes for animals

• less plants to absorb carbon dioxide, a greenhouse gas

The graph shows us that

• the earth temperature is always increasing

• the earth's temperature has steadily increased since 1900

• the earth's temperature is steadily rising since the 1960s

• the earth's temperature decreased during the 19th and 20th centuries