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1. What major factors play a role in global warming?

decrease in human activity and normal climate conditions
natural factors and human activity
natural factors and normal climate conditions
decrease in human activity and natural factors

2.What moves toward the east during El Niño?

warm water
cold water
slow currents
fast currents

3. Which greenhouse gas has an average lifetime in the atmosphere of a few weeks to thousands of years and is the largest contributor to climate change?

carbon dioxide
methane
nitrous oxide
fluorinated gas

4. Which definition best describes global warming?

a long-term change in the Earth's climate
a long-term increase in the Earth's average temperature
a long-term change in the climate of a region or a city
solar heat that is radiated out into space

5. What effects do wind patterns have on climate?

They move warm water toward the east.
They change the amount of precipitation in a region.
They carry warm or cooled water very long distances.
They cool Pacific waters and increase hurricane activity in the western Atlantic.

6. According to some scientists, which is a cause of global warming?

decrease of nitrous oxide
increase in cloud cover
decrease of methane gas
increase in carbon dioxide

7. What climate condition occurs during El Niño?

dry heat throughout North America
warm water moving toward the coast of South America
heavy rain moving toward the coast of South America
flooding throughout North America

8. Which is a possible result of rising ocean temperatures caused by global warming?

formation of dust bowls
increase in strength of hurricanes
rapid evaporation of water in soil
decrease in population due to health threats

9. Which statement explains why many scientists believe that carbon dioxide has likely contributed more to global warming than other greenhouse gases?

Carbon dioxide is emitted from fertilizers used in farming.
Other greenhouse gases trap more heat than carbon dioxide.
Carbon dioxide has increased as a result of increased human activities.
Carbon dioxide is emitted from commercial refrigeration.

10. Which is a possible result of higher air temperatures caused by climate change?

decrease in strength of hurricanes
freezing of polar ice caps
rapid evaporation of water in the soil
increase in human population numbers

3 answers

Here are the answers to your questions regarding global warming and related climate phenomena:

  1. What major factors play a role in global warming?

    • Answer: natural factors and human activity

  2. What moves toward the east during El Niño?

    • Answer: warm water

  3. Which greenhouse gas has an average lifetime in the atmosphere of a few weeks to thousands of years and is the largest contributor to climate change?

    • Answer: carbon dioxide

  4. Which definition best describes global warming?

    • Answer: a long-term increase in the Earth's average temperature

  5. What effects do wind patterns have on climate?

    • Answer: They change the amount of precipitation in a region.

  6. According to some scientists, which is a cause of global warming?

    • Answer: increase in carbon dioxide

  7. What climate condition occurs during El Niño?

    • Answer: heavy rain moving toward the coast of South America

  8. Which is a possible result of rising ocean temperatures caused by global warming?

    • Answer: increase in strength of hurricanes

  9. Which statement explains why many scientists believe that carbon dioxide has likely contributed more to global warming than other greenhouse gases?

    • Answer: Carbon dioxide has increased as a result of increased human activities.

  10. Which is a possible result of higher air temperatures caused by climate change?

    • Answer: rapid evaporation of water in the soil

Feel free to reach out if you have any more questions!

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