Schrift - wk 3.1 Earth
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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| Astronomy | the study of the moons, stars and other objects in space
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| Axis | an imaginary line that passes through Earth's center and the North and South Poles, about which the Earth rotates
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| Rotation | The spinning motion of a planet about its axis
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| Revolution | The movement of an object around another object
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| Orbit | The path of an object as it revolves around another object in space
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| Phase | One of the different shapes of the moon as seen from Earth
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| Eclipse | The partian or total blocking of one object by another
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| Solar Eclipse | The blocking of sunlight to Earth that occurs when the moon is between the sun and Earth
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| Lunar eclipse | The blocking of sunlight to the moon that occurs when Earth is directly between the sun and moon
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| Tide | The rise and fall of the level of water in the ocean
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| Gravity | The attractive force between two objects, how much force depends on their masses and the distance between them
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| Telescope | A device built to study distance objects by making them appear closer
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| Crater | A round pit n the moon's surface
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| The cause of seasons | Tilt of the Earth
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| atmosphere | the layer of air that surrounds the Earth like a blanket, is made up of a mixture of gases plus small amounts of tiny solids and liquids, and keeps temperatures on Earth just right to support life.
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| greenhouse effect | a natural heating process that occurs when certain gases (carbon-dioxide) and water vapor in Earth's atmosphere trap heat.
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| global warming | an increase in earth's average temperature that has occurred over the last 100 years because too much carbon dioxide stops the Earth’s heat from going through the atmosphere and into space
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| Why does earth have seasons? | because the earth is tilted on its axis, causing parts of earth to be closer to the sun at different times throughout the year
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| Climate | the pattern of weather that occurs in an area over many years
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| the time it takes the Earth to revolove around the sun on time | one year
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| How many days are in one year? | 365
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To hide a column, click on the column name.
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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.
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Created by:
kschrift
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