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13 Cards in this Set
- Front
- Back
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AXIS |
- an imaginary axle that a planet spins on |
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Equator |
- the imaginary circle around Earth or a celestial object that is everywhere the same distance from the poles |
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HORIZON |
- the imaginary line where the sky meets Earth or the ocean |
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LATITUDE |
- the angular distance north or south from Earth’s equator |
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LINE OF SIGHT |
- the straight, unimpeded path taken by light from an object to an eye |
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LONGITUDE |
- the distance measured on Earth's surface east or west of the prime meridian |
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NORTH STAR |
- the reference star pointed to by Earth’s North Pole |
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ORBIT |
- the path and length of time one object takes to travel around another object |
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REVOLUTION |
- traveling around something |
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ROTATION |
- spinning on an axis |
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EQUINOX |
- a day of the year when the Sun’s rays shine straight down on the equator |
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SEASON |
- a period of the year identified by changes in hours of daylight and weather |
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SOLSTICE |
- a day of the year when Earth’s North Pole is leaning either toward the Sun or away from the Sun |
