Force and 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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| Position | Location of an object
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| Motion | An object's change in position relative to a reference point
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| Reference Point | A place or object to which another location is compared
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| Displacement | The straight-line distance between a starting point and an end point
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| Speed | The measure of how quickly distance changes with time
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| Average Speed | Motion over a period of time
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| Instantaneous Speed | The speed of an object at a specific instant in time
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| Velocity | Speed combined with the direction of motion
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| Vector | Physical quantity that has size and direction
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| Acceleration | Measure of how quickly velocity changes
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| Newton's 2nd Law | Acceleration of an object depends on the mass of the object and the net force applied
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| Net Force | The combination of all the forces acting on the object
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| Balanced Forces | A set of forces that cancel one another so that there is no overall force on an object
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| Unbalanced Forces | A set of forces acting on an object that do not cancel each other out
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| Potential Energy | Stored energy or energy of position (PE=mgh)
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| Kinetic Energy | Energy of movement (KE=mv-squared)
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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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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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