Astronomy Ch 2
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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 earths center and north and south poles about which earth rotates
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| Rotation | the spinning motion of a planet about its axis
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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 recolves around another objsct in space
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| Latitude | a measurement of distance from the equuator expressed in degrees north or south
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| Solstice | the two bays of the tear on which the noon sun is directly overhead at either south or north
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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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| Vernal equinox | the day of the year that marks the beginning of the sping in the northern hemisphere
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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.
To hide a column, click on the column name.
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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.
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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