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Forces and Motion
Test 1 (Lessons 1, 2, 3, & 4)
Term | Definition |
---|---|
Motion | To alter (change) direction, speed, or position of an object. |
Change of Motion | To alter the direction, speed, or position of an object. |
Relative Position | The location of an object in relation to other objects. (Near, far, etc) |
Time | The measurement of the period between events |
Direction | The path along which something moves, lies, or points. |
Distance | A measurement of how far from each other 2 points or places are. |
Point of Reference | The back ground or non-moving object in the background that used to show an object has moved. |
Variables | The things that can change, be changed, or vary in an investigation. |
speed | The measurement of how fast an object travels from 1 place to another. |
graph | Data is represented (shown) by putting points on the graph. |
What tools are needed to measure speed? | A measuring tape and stop watch. |
friction | A force that acts on an object when it rubs against another object or material. |
force | A push or a pull. |
gravity | A force where one object pulls on another. |