Environmental Science Chapter 3 Glencoe/McGraw-Hill
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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| momentum | a property an object has because of its mass and velocity
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| Newton's 1st Law | law saying an object at rest will remain at rest unless acted upon by an outside force
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| m/s/s | unit of acceleration
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| net force | a force that always changes the velocity of an object
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| balanced forces | type of forces that are equal in size, but opposite in direction
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| force | a push or pull on an object
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| Newton | unit of force
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| mass | the amount of matter in something
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| inertia | the tendency of an object to resist motion
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| time interval | the amount of time that has passed
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| acceleration | the rate of change of velocity
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| velocity | the speed and direction of an object
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| positive acceleration | term for an object speeding up
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| negative acceleration | term for object an object slowing down
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| reference point | shows that an object is moving
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| friction | the force that opposes motion
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| Newton's 3rd Law | the law stating that for every force there is an equal and opposite force
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| motion | change in positon
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| instantaneous speed | the rate of motion at any given instant
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| Newton's 2nd Law | law stating that motion times acceleration equals force F=ma
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| constant speed | a speed that does not vary (change)
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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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