Global Warming and Climate Change

Beach remediation is taking place all over the world. The film we watched talks with scientists all over the world about what it means to their communities. The average cost each time this takes place is

• $300,000

• $500,000

• $1 million

• $2 million

• $ 3 million

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Which of the following greenhouse gases is produced by the farming of livestock and the decomposition of garbage?

• carbon dioxide

• methane

• oxygen

• nitrogen

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As temperatures increase, levels of precipitation increase.

• True

• False

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The average temperature of the surface of Earth has increased approximately .5-1°C in the past century. Which reason best explains this increase in temperature?

• 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

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Which of the following is the best conclusion that can be made from this graph?

• 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

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The warming of the atmosphere by the trapping of heat being radiated to space is called

• evaporation

• condensation

• the greenhouse effect

• radiation

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In a warmer world, we would expect more...

• Hurricanes

• Droughts

• Desert expansions

• All of these

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How does an increase in carbon dioxide affect global temperature?

• decreases global temperature

• increases global temperature

• does not affect temperature

• temperature stays the same

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Changes in temperature are expected to be greatest

• near the equator

• near the poles

• between the equator and the North Pole

• between the equator and the South Pole

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Pick the most accurate statement from the list below.

• Greenhouse gasses, even in the smallest amounts, are dangerous for our planet.

• There is no correlation between temperature change and the concentration of Carbon dioxide on Earth.

• A certain amount of Carbon Dioxide is naturally occurring and Earth needs CO2 in the atmosphere to make our planet livable.

• Ice core studies have shown that Carbon Dioxide levels have remained relatively constant over the history of our Earth.

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