Space Science Vocab.
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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| Rotation | the spin of an object in space. (Note:Period of rotation is the amount of time it takes for an object to make one complete rotation.)
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| revolution | the elliptical motion of a body as it travels around another more massive body in space. (Note: Period of revolution i the amount of time it takes for one object to revolve around another object.)
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| orbit | the elliptical path of an object takes in space while revolving around another object
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| gravity | attracting force due to mass or rotation
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| atmosphere | mixture of gases that surrounds a planet
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| sun | a medium sized star; the center of our solar system
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| planet | body that orbits around the sun or a star and does not produce is own light
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| terrestrial planet | a small, dense, rocky planet similar to earth
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| gas giant | a large, gaseous planet of the outer solar system with no known solid surface. (Outer planets)
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| natural satellite | smaller body that orbits around a larger body
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| moon | a natural satellite of planet. (Note: satellites are natural or artifical bodies that revolve around more massive bodies such as planets_
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| artifical satellite | any human made object placed in orbit around a body in space
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| comet | a small body of ice, rock, and cosmic dust loosely paced together
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| asteroid | a small, rocky body revolves around th sun
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| meteoriod | a very small, rocky body found in space (HINT: min asteroid)
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| meteorite | a meteoriod that reaches Earth's surface without burning up completely (HINT: it takes the "right" path to earth)
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| meteor | a bright streak of light caused when a meteriod or comet dist burns up in the atmosphere (NOTE many people call this a shooting star but its not)
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| thrust | the force that accelerates a rocket
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| orbital velocity | the speed and direction a rocket must have in order to orbit earth
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| escape velocity | the speed and direction a rocket must have in order to completely break away from a planet's gravitaional pull
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| centripetal force | the force that causes an object to follow a curved path
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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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.
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:
graciella.homan
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