space revision 2014
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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| A planet orbits round | the Sun.
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| The time for a planet orbit is called | a year.
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| A moon orbits round | a planet.
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| The time for the Moon to orbit the Earth is approximately | 1 month.
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| What happens to the temperature if a planet is closer to the Sun? | It is hotter.
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| What happens to the length of a year if a planet is closer to the Sun? | It is shorter.
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| What is the name for a 'dirty snowball' that has an non-circular orbit round the Sun? | a comet
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| Where in its orbit does a comet move fastest? | when it is nearest to the Sun
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| What is the name for a large collection of stars? | a galaxy
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| Which satellite orbits the earth faster, one at low height or at a greater height? | The one at a lower height.
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| Out of Earth, Moon, Star, Comet. Which is luminous? | Star
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| The circular path a planet takes round the Sun is called an | Orbit
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| The nearest planet to the Sun is | Mercury
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| Three advantages of having an astronomical telescope as a satellite are: | No clouds spoil view (no weather). No atmosphere absorbs or blocks the different radiations. No particles in the atmosphere scatter the rays/blur the image.
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| A rocket carries LOX because | it is liquid oxygen and there is no air in space to burn the fuel.
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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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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:
waslancing
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