Motion
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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| an object is said to be this if the distance from another object is changing | motion
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| a place or object used for comparison to determine if something is in motion | reference point
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| scientists all over the world use this same system of measurement so that they can communicate clearly | International System of Units
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| the distance an object travels per unit of time | speed
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| total distance traveled divided by the total time | average speed
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| the rate at which an object is moving at a given instatnt in time | instantaneous speed
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| speed in a given direction | velocity
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| the steepness of a line graph | slope
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| Earth's outer layer is made up of about a dozen of these | plates
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| Earth's plates moved slowly in various directions | theory of plate tectonics
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| the rate at which velocity changes | acceleration
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| the SI unit for length | meter
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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:
wjsan1970
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