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15 Cards in this Set
- Front
- Back
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Gravitational Potential Energy |
Gravitational energy is potential energy associated with the gravitational field. |
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Kinetic Energy |
The energy that it possesses due to its motion. |
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Mechanical Energy |
The sum of potential energy and kinetic energy. |
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Conservation of Energy |
Energy can neither be created nor destroyed; rather, it transforms from one form to another. |
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Work |
When acting on a body, there is a displacement of the point of application in the direction of the force. |
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Power |
Power is the rate of doing work. |
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Simple Machines |
Mechanical device that changes the direction or magnitude of a force. |
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Lever |
Machine consisting of a beam or rigid rod pivoted at a fixed hinge, or fulcrum. |
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Pulley |
A wheel on an axle. |
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Incline Plane |
(Also known as ramp) is a flat supporting surface tilted at an angle. |
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Wedge |
A piece of wood, metal, or some other material having one thick end and tapering to a thin edge, that is driven between two objects or parts of an object to secure or separate them. |
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Screw |
A short, slender, sharp-pointed metal pin with a raised helical thread running around it and a slotted head, used to join things together by being rotated so that it pierces wood or other material and is held tightly in place. |
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Wheel & Axle |
Two parts rotate together in which a force is transferred from one to the other. |
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Mechanical Advantage |
Measure of the force amplification achieved by using a tool, mechanical device or machine system. |
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Effort (Input) Force |
Force applied to a machine. |
