Solar System-SSMS
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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| astronomy | the study of the moon, stars, and other objects in space
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| axis | an imaginary line that passes through Earth's center and the North and South poles, about which Earth rotates
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| rotation | a complete turn around a central point
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| revolution | the movement of an object around another object
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| orbit | the path of an object as it revolves around another object in space
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| solstice | the two days of the year on which the sun reaches its greatest distance north or south of the equator
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| equinox | the two days of the year on which neither hemisphere is tilted toward or away from the sun
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| gravity | the attractive force between objects
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| gravitational force | the force of gravity
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| atmosphere | a mass of gases that surround a planet or star
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| craters | a large round pit caused by the impact of a meteoroid
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| phases | one of the different apparent shapes of the moon as seen from Earth
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| solar eclipse | the blocking of sunlight to Earth that occurs when the moon is directly between the sun and Earth
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| lunar eclipse | the blocking of sunlight to the moon that occurs when Earth is directly between the sun and the moon
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| neap tide | the tide with the least difference between consecutive low and high tides
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| spring tide | the tide with the greatest difference between consecutive low and high tides
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| umbra | the darkest part of a shadow
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| penumbra | the part of a shadow surrounding the darkest part
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| geocentric | a model of the universe in which Earth is at the center of the revolving planets and stars
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| heliocentric | a model of the solar system in which Earth and the other planets revolve around the sun
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| ellipse | an oval shape, which may be elongated or nearly circular
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| core | the central region of the sun, where nuclear fusion takes place
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| velocity | speed in a given direction
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| satellite | an object that revolves around another object in space
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| space probe | a spacecraft that has various scientific instruments that can collect data, including visual images, but has no human crew
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| space shuttle | a spacecraft that can carry a crew into space, return to Earth, and then be reused for the same purpose
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| space exploration | exploring space
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| rover | a small robotic space probe that can move about the surface of a planet or moon
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| remote sensing | the collection of information about Earth and other objects in space using satellites or probes
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| vacuum | a place that is empty of all matter
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| microgravity | the condition of experiencing weightlessness in orbit
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
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:
autumn.crandall
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