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scinece

motion, forces,energy,

QuestionAnswer
work is the use of force to move
power is the rate at which work is done.
energy Is the abillity to do work
kinentic energy is the energy of a motion.
potential energy is the ernergy of an object has beacause of its position
mechanical energy is the energy possessed by an object due to its motion and position
machine is any device that helps people to do work by changing the way work is done.
wheel and axle is an simple machine that is made of a wheel connected to a smaller cylindrical object.
pulley is a simple machine that has a grooved wheel that and an input force is applied to the other end.
lever is a simple machine that has a bar that pivots at a fixed point.
inclined plane is a simple machine that is a straight,slanted surface.
Created by: 18dyost1207
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