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Phy. Sci
Chapter 12 vocab
Question | Answer |
---|---|
The transfer of engery to a body by the application of a force that causes the body to move in the direction of the force | Work |
A quantity that mesures the rate at which work is done or engery is transformed | Power |
The transfer of engery to a body by the application of a force that causes the body to move in the direction of the force | Work |
A quantity that mesures the rate at which work is done or engery is transformed | Power |
A quantity that measures how much a machine multiples force or distance | Mechanial advantage |
One of sixbasic types of machine, which are the basis for all other forms of machine | Simple machine |
A machine made of more that one simple machine | Compound machine |
The engery that an object has because of the position, shape, or condition of the object | Potential engery |
The engery of amoving object due to the object's motions | Kinetic engery |
The amount of work an object can do because of the object's kinetic and potential energies. | Mechanical energy |
A quantity, usually, expressed as a percentage, that measures the ratio of useful work ooutput to work input. | Efficiency |