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15 Cards in this Set
- Front
- Back
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Tides on earth are caused by gravitational pull
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the sun and the moon
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Seasons of winter in the Northern hemisphere are created by
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Northern hemisphere is tilted away from the sun
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June 21st of each year Norhtern hemisphere is the summer solstice
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means the days will be longer and the nights shorter
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The earth orbit around the sun is called
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revolution
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The moon phases where light is increasing and brighter
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waxing
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Distance between Earth and Sun is 193 million miles this measure distance in space is called
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astronomical unitl
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Northern hemisphere the sun is highest in the sky
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summer
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The energy in the star is created by
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nuclear fusion
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In star, outward pressure from the core is counteracted by the inward force of
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gravity
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Aurora is caused by
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charged poarticles or ions
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Visible and lowest layer of the sun's atmoshpere is
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photoshere
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Top layer of the sun atmoshpere
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corona
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Solar minimum, maximum, minimum, and maximum make up a
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solar cycle
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Constellations are
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groups of stars that form a pattern
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Shooting star appears in the sky as space debris enters the atmoshpere but does not hit earth is called
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meteor
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