science terms
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| ellipse | An elongated circle, or oval shape; the shape of the planets’ orbits.
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| geocentric | a description of the solar systemin which all of the plants revolve around the earth
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| inertia | the tendency of a moving object to continue in a strait line or a stationary object o remain in place
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| heliocentric | a description in which the solar system in which all of the plants revolve around the sun
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| core | the centrel part of the sun, where nuclear fusion occours
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| nuclear fusion | the process by which hydrogen atoms join together to form helium , releasing energy
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| corona | the outer layer of the earths atmosphere
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| photosphere | the inner layaer of the suns atmosphere
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| chromosphere | the middle layer of the suns atmosphere
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| solar wind | a stream of electrically charged particals produced by the suns corona
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| sunspot | a dark area of gas on the sun that is cooler than the surrounding gases
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| prominence | a loop of gas that protudes from the suns surface, linking parts of the sunspot region
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| solar flare | an explosion of hydrogen gas from the suns surface that occour when loops in sunspot regions suddenly contact
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| greenhouse effect | the trapping of heat by a planets atmosphere
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| terrestrial plants | the name given to the four inner planets; mercury, veus, earth, mars
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| retrograde rotation | the spinning motion of a planet from east to west, opposite to the direction of rotation of most planets and moons
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Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
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