Science Chapter 1
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 | study of stars, planets, moons, and other figures in space
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| axis | an imaginary line through north and south poles, that a planet rotates on
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| rotation | the spinning motion on a planets axis
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| revolution | the movement of one object around another
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| orbit | planets' path around the sun
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| calender | an organized system of time
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| solstice | the two days in a year when Earth's axis is farthest north or south of the equator
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| equinox | it is when the afternoon's sun it directly over the equator which causes equal day and night
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| force | a push or pull
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| gravity | attracts all objects toward each other
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| law of universal gravitation | every object in the universe attracts toward every other object
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| mass | amount of matter in an object
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| weight | the force of gravity on an object
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| inertia | the tendency to resist changing direction
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| newton's first law of motion | an object at rest will stay at rest an object in motion will stay in motion unless acted upon another force
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| phases | the different shapes you see of the moon on Earth
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| eclipse | when an object passes between the sun and another object, blocking the sunlight and casting a shadow
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| solar eclipse | when the moon's shadow hits Earth
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| penumbra | darkest part of a shadow
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| lunar eclipse | when Earth is directly between the sun and the moon
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| umbra | lightest part of a shadow
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| tides | rise and fall of water in 12.5 hours
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| spring tides | the highest high tide and the lowest low tide
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| neap | the lowest high tide and the highest low tide
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| telescope | a device built to observe distant objects to make them seem closer
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| maria | dark, flat areas
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| craters | large round pits
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| meteoroids | chunks of rock or dust from space
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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:
Brae K
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