the ability to do work
energy due to motion
ability to make something move
change of an objects position
the car's speed at one particular moment
objects moving over a given time in a certain direction
a change in velocity during a period of time
force that keeps objects moving from moving against other objects
mass and velocity of an object
force is measured by it
a unit to measure work
object that makes work easier
the spot where the bar turns or pivots
fulcrum is located between the effort and the resistance
fulcrum located between the effort and the resistance
effort between the resistance and the fulcrum
grooved wheel with a chain or rope wrapped around it
a pulley that does not move
it moves with the load or resistance
block and tackle
it combines multiple fixed and moveable pulleys
decrease in effort that is need to move an object
wheel and axel
consists of a wheel, rod, or and axle running through the wheel
a flat inclined surface
two inclined planes back-to-back
inclined plane wound around a cylinder or cone
ridges in the screw
combines two or more simple machines to make work even easier
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