after the 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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| luminosity | also know as absolute brightness. The brightness of the star IF it were 33 light years (10 parsecs) away.
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| apparent magnitude | also know as brightness. How bright a star is seen from Earth.
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| Electromagnetic Wave | consist of an electric field and a magnetic field carrying energy.
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| Light | an electromagnetic wave.
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| Hertz | the unit for the number of vibrations that pass per second.
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| white light | All visible light colors combined.
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| Darkness | the absence of light.
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| Sunlight | Consists of multiple frequencies of radiation, Infrared, Visible and Ultraviolet.
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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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Created by:
MsKovalcik
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