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| Question | Answer |
|---|---|
| If you hung from a clothes line from which way would the tension be greater, vertically or horizontally? | horizontally |
| if the mass of an object doubles what happens to its acceleration? | it reduces to half of its value |
| for the same mass, if the force is doubled what happens to the acceleration? | the acceleration doubles |
| what is pressure? | pressure is force applies per unit area |
| what is momentum? | inertia in motion |
| what is the momentum of an object at rest | zero |
| Can an object at rest have potential or kinetic energy? | potential energy |