Marano- Other Celestial Objects
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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| eclipse | when one celestial object is shaded by another
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| lunar eclipse | moon is shadowed by the Earth
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| lunar eclipse can only happen during | a full moon
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| solar eclipse | sun's light is shadowed by the moon, light blocked from Earth
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| solar eclipse can only happen during | a new moon
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| annular eclipse | thin ring of sun is seen because the Moon is not large enough- too far away
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| apogee | when the moon is farthest away from us in its orbit and looks smaller
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| perigee | when the moon is pretty close to us in orbit and looks larger
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| comets | small body of ice, rock and cosmic dust loosely packed together
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| nucleus of comet | solid center
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| ion tail | gas from nucleus that always points away from the sun
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| dust tail | follows comet
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| elliptical orbit | more elongated than any planetary orbit
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| Name two sources of comets | oort cloud and kuiper belt
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| oort cloud | where comets are believed to be created
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| Kuiper belt | region just past Neptune's orbit
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| elasteroids | small rocky bodies in orbit around the sun- belt between Mars and Jupiter
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| meteroid | small rocky body orbiting the sun
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| meteorite | meteoride that enters the Earth's atmosphere and hits the ground
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| meteor | brigth streak caused when a meteroid or comet dust burns up in the Earth's atmosphere before it reaches the ground
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| cosmology | study of the origin and future of the universe
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| Big Bang Theory | belief that gravity may slow down and cause the universe to clump back together again
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| Big Crunch Theory | belief that gravity may slow down and cause the universe to clump back together again
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| Pulsating Theory | the universe expands and then starts to slow down, shrinks, and then expands, over and over
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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:
seagullq
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