1
energy of position; mass times the force of gravity times height
2
the energy of motion; one-half times the mass times the velocity squared
3
a simple machine made from a slanted surface
4
distance around the outside edge of a circle; perimeter of a circle
5
measure of the change in velocity
6
one complete turn of the wheel
7
limits
8
model; a working example of an invention
9
comparison of the amount of useful work output from a machine to the amount of work put into the machine
10
speed and direction of an object\'s motion
11
distance from one side of a circle to the other passing through the center of the circle
12
device that makes work easier by changing the direction, speed, or amount of force
13
the distance from the center of a circle to its outer edge; one half of the diameter
14
process of creating; plan out in systematic, graphical form
15
the force that gravity exerts on a mass
16
energy storing device usually consisting of a metal coil that can be stretched or compressed
17
a simple machine consisting of a bar that pivots on a point called the fulcrum
18
a simple machine consisting of an inclined plane with one or two sloping sides
19
amount of matter within an object; the measure of the inertia of an object
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