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Physc. Science
quiz 4
| Question | Answer |
|---|---|
| Resistance | What you feel when work is done, it acts against us |
| Gravity & friction | Common agents working against something |
| In case of gravity | we must apply force to overcome the force gravity |
| Energy | Ability to do work. An object or System that possesses energy has the ability to work |
| When work is done by a system the amount of energy of the system _____ | Decreases |
| When work is done on a system the system ______ energy | gains |