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Hagan Astronomy 1
Science L to J Words Astronomy Words
Question | Answer |
---|---|
inertia | The tendency of a moving object to continue in a straight line or a stationary object to remain in place. |
Greenhouse effect | The trapping of heat by a planet's atmosphere |
Gravity | The attractive force between two objects; its magnitude depends on their masses and the distance between them. |
Orbit | The path of Earth as it revolves around the sun |
Meteroid | A chunk of rock or dust in space |
Corona | The outer layer of the sun's atmosphere |
Eclipse | The partial or total blocking of one object by another |
Latitude | A measurement of distance from the equator, expressed in degrees North or South |
axis | Line passing through Earth's center and poles |
asteroids | Objects revolving around the sun that are too small and too numerous to b considered planets. |
Umbra | The darkest part of a shadow |
Nuclear fusion | The process by which hydrogen atoms join together to form helium, releasing energy |