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5 Cards in this Set

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At what season of the year in the Northern Hermiphere is the earth the closest in its approach to the sun?
Winter
List three reasons that summer is warmer than winter.
More direct rays from the sun strike the earth durring summer months; longer days allow for more effetive heating of surfaces; there is less atmosphere for sunlight to travel through.
How much is the earth tilted?
23 1/2 degrees from vertical.
What is the meaning of the word "Equinox"? "Solstice"?
"Equinox" means "equal nights"; "Solstice" means "sun stop or "sun stand".
An apparent shift in possition of background objects due ro a change in viewing position is called by what name?
papallax.