PSHS Science Self Check 8

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Question 1 of 6

1. Question
Direction: Choose the answer and indicate it by darkening the appropriate circle on your answer sheet.

The difference between weather and climate is _______________.
- weather is a local phenomenon, climate is regional
- weather is a day-to-day phenomenon, climate is a long-term average
- weather is the non-scientific term for climate
- there is no difference between the two
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Question 2 of 6

2. Question
Weather is the result of the interaction of several factors, which of these does NOT directly determine the weather on any day?
- pressure
- tides
- temperature
- humidity
- wind
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Question 3 of 6

3. Question
The earth’s climate has changed due to many natural causes. Which of the following is not a natural cause of climate change?
- Changes in solar output
- Burning gasoline
- Volcanic eruptions
- None of the above
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Question 4 of 6

4. Question
The greenhouse effect regulates the earth’s temperature. It is a natural process that is important to life on earth. Without the greenhouse gases, the earth will be a very cold planet. Which of the following is NOT a process that leads to the greenhouse effect?
- Incoming solar radiation passes through the greenhouses gases in the atmosphere.
- Much shortwave radiation (ultraviolet) is absorbed by the earth's surface heating it up.
- Greenhouse gases absorb longwave radiation (infrared) emitted from the warmed surface.
- Clouds reflect shortwave radiation lowering atmospheric temperature.
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Question 5 of 6

5. Question
Burning fossil fuels is considered the major cause of global warming, which is an enhanced greenhouse effect. Fossil fuels contain hydrocarbons which, when burned, produce ________________.
- carbon dioxide, water and methane
- carbon dioxide, water, and other gases
- carbon dioxide, oxygen and nitrogen
- carbon dioxide and carbon monoxide
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Question 6 of 6

6. Question
In a total solar eclipse,
- the moon passes between the sun and the earth, blocking the sun.
- the sun is between the moon and the earth, blocking the moon.
- The earth is between the sun and the moon, blocking the sun.
- The moon is between the earth and the sun, blocking the earth.
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