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science exam
science exam flash cards 1st semester
| Question | Answer |
|---|---|
| independent variables | what is being changed |
| dependent | variable that has the outcome due to independent |
| controlled variable | variable that does not change |
| newtons 1st law | anything at rest stays at rest |
| newtons 2nd law | acceleration f=ma |
| newtons 3rd law | every action has a = and different reaction |
| inertia | : a property of matter by which it remains at rest or in unchanging motion unless acted on by some external force. MORE MASS MORE |
| resultant force | equal to the sum of the forces acting on an object |
| were is a bar magnet strongest? | near the poles |
| how does a simple mother work? | changes electrical energy into mechanical energy |