Astronomy
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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| Universe | Outer space and everything in it.
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| Star | An object made of gas that gives off energy.
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| Nebula | A large cloud of gas and dust in space where stars form.
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| Galaxy | A large grouping of stars in space.
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| Spiral Galaxy | A galaxy with a bulge in the center and distinctive spiral arms.
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| Irregular Galaxy | A galaxy with an irregular shape.
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| Elliptical Galaxy | A spherical or elongated-shaped galaxy.
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| Milky Way Galaxy | The name of the galaxy where we live.
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| Magnitude | A measure of how bright a star is.
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| H – R Diagram | Shows the relationship between absolute magnitude, luminosity, classification, and effective temperature of stars.
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| Electromagnetic Spectrum | The range of all the waves that can travel through matter as well as empty space.
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| The sun | The star around which the planets and other objects in the solar system revolve.
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| Black hole | The remains from the death of a star. It is so massive that not even light can escape its gravitational pull.
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| Luminosity | The brightness of a celestial object.
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| Big Bang | The theory that is the leading explanation about how the universe began.
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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:
NEISDSci
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