Which of the following is the least abundant natural greenhouse gas? O Water vap

Question

Which of the following is the least abundant natural greenhouse gas? O Water vapor OOxygen O Chlorofluorcarbons Nitrogen O Methane QUESTION 23 Which of the following statements about recent climate change is true? O Climate has warmed several degrees Celsius in the past 100 years. O Climate has cooled since 1998 O There have been more temperature records set, bot hot and cold. O Heat waves have increased while cold spells have decreased QUESTION 24 Which of the following will have the least impact on rising sea level? O Melting of Greenland's ice sheet O Melting of Eurasia's continental glaciers O Melting of North America's continental glaciers O Melting of the polar ice cap QUESTION 25 radiation. Greenhouse gases heat the atmosphere by reflecting outgoing solar True False

Explanation / Answer

1-methane is the least abundant

2-climate has warmed several degree Celsius in the past 100years ,people used more coal and combustion product

3-melting of the polar ice caps

4-false because it absorbes not reflecting

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