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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Kepler's First Law | The orbit of each planet around the Sun is an ellipse with the Sun at one focus
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Kepler's Second Law | As a planet moves around its orbit, it sweeps out equal areas in equal times
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Kepler's Third Law | More distant planets orbit the Sun at slower than average speeds - p^2 = a^3
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perihelion | point at which planet is closest to the sun
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aphelion | point at which planet is farthest from the sun
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pseudoscience | observations that do not treat evidence in a scientific way
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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:
sgw005
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