Stars
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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Star | A large celestial body that is composed of gas and emits light; The sun is a typical star.
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Apparent Magnitude | A brightness of a star as seen from earth.
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Luminosity | The actual brightness of an object such as a star.
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Absolute magnitude | Absolute magnitude is a measure on how a bright star would be if it were seen from a standard distance.
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Temperature | A measure on how hot or cold something is; specially of a measure of the average kinetic that particles in an object.
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Main sequence stars | Main sequence stars are stars that are fusing hydrogen atoms to form helium atoms in their cores
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Astronomical- unit | a unit of measurement equal to 149.6 million kilometers, the mean distance from the center of the earth to the center of the sun.
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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.
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.
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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