Question: __________ has resulted in significant climate changes.

Answer: Tectonic plates

Question: Glass windows allow light in, but trap the heat inside. This describes ________.

Answer: a greenhouse effect

Question: It is believed that _________ may affect climate.

Answer: global warming

Question: Air pollution comes from ________.

Answer: human industrialization

Question: Nitrogen oxides and sulfur oxides make _________.

Answer: acid rain

Question: What would the climate be like without the greenhouse effect?

Answer: Too cold for many living organisms

Question: What are some actions that can be taken to remedy air pollution?

Answer: - Government passing regulatory laws

• Car emissions testing

• - Carpooling and less driving overall

• Question: Which of the following are measures taken to reduce air pollution?

• Answer: - higher fuel efficiency for cars

• - mass transit, like buses and trains

• - automobile emissions tests

• - limiting power plant emissions

• Question: In the greenhouse effect, the Earth’s atmosphere acts like _______ that warms the earth.

• Answer: a blanket

• Question: _________ are responsible for the hole in the ozone layer.

• Answer: Chlorofluorocarbons (CFCs)