click below
click below
Normal Size Small Size show me how
Force and Motion
| Term | Definition |
|---|---|
| Control | the substance, object or group in an experiment that is NOT changed |
| Experiment | an experiment in which all the variables are kept the same EXCEPT for the 1 being tested. |
| Force | a push or pull that can change the position or motion of an object |
| Friction | a force that acts in an opposite direction to movement or rub together |
| Gravity | a force that pulls an object towards each other |
| Magnetism | a force that pushes or pulls a magnetic material across a distance, attraction |
| Motion | a change in the position of an object |
| Position | the place where something is located, where something has been put |
| Pull | the act of applying force to move something towards or with you |
| Push | the act of applying force in order to move something away |
| Reliability | the extent to which an experiment, test, or investigation provides the same results on repeated trials |
| Hypothesis | an idea that can be tested by experiment or observation. If ___, then___. |
| Conclusion | information describing what was learned from an investigation based on observations and collected data |
| Variable | a condition in an experiment that is changed in order to determine the effect of that change |
| texture | the feel or look of a surface |
| material | anything used for building or making something else. |
| essential | necessary, needed |
| inertia | the tendency for a moving object to keep moving and for an object at rest to remain at rest |