Questions and Answers
When does the summer solstice occur in the Northern Hemisphere?
June 21 or 22
What gas is the largest component of the Earth's atmosphere?
Nitrogen
Where are the sun's rays directly over during the summer solstice in the Northern Hemisphere?
Tropic of Cancer
True or false: The source of all clouds and true precipitation is water vapor.
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Why is the ozone layer crucial to life on Earth?
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What is the effect of Earth's 23 1/2º axis tilt towards the North Star?
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In which layer of the atmosphere is the ozone layer found?
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When does the winter solstice occur in the Southern Hemisphere?
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True or false: Atmospheric pressure increases with height.
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During which solstice are the sun's rays directly over the Tropic of Capricorn?
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What are Earth's two principal motions?
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What is the significance of both summer and winter solstices?
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At which position in the figure will the Northern Hemisphere have longer daylight than darkness?
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What causes seasonal changes?
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Which of the following months is represented by position A in the figure?
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What is the latitude at which the sun's rays are directly over at certain times of the year?
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