Atmosphere Layers and Primary Gases
Questions
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MultiChoice
What is the most abundant gas in Earth's atmosphere?
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MultiChoice
Approximately what percentage of the atmosphere is nitrogen?
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MultiChoice
Approximately what percentage of the atmosphere is oxygen?
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MultiChoice
Which layer of the atmosphere is closest to Earth's surface?
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MultiChoice
In which atmospheric layer does almost all weather occur?
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MultiChoice
Which layer contains the protective ozone layer?
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MultiChoice
Which gas do living animals require for cellular respiration?
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MultiChoice
Nitrogen and oxygen combined make up roughly what percentage of Earth's dry air?
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MultiChoice
Which layer is known as the coldest layer of the atmosphere?
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MultiChoice
Which layer merges directly into outer space?
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MultiChoice
What happens to air pressure as altitude increases in the atmosphere?
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MultiChoice
Which noble gas makes up about 0.9% of Earth's atmosphere?