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Chapter 13 Vocab Angelica

Published on Nov 23, 2015

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PRESENTATION OUTLINE

POTENTIAL ENERGY

TH ENERGY STORED IN AN OBJECT OR MATERIAL.
Photo by Cayusa

GRAVITATIONAL POTENTIAL ENERGY

THE WEIGHT IN WHICH AN OBJECT IS LIFTED UP AGAINST GRAVITY.
Photo by familymwr

KINETIC ENERGY

THE ENERGY OF A MOVING OBJECT.
Photo by epSos.de

WORK

FORCE PUT TOWARD AN OBJECT TIMES THE DISTANCE IT MOVES.
Photo by MarkAllanson

SIMPLE MACHINE

A MACHINE WITH FEW MOVING PARTS, MAKING IT EASIER TO DO WORK.

EFFORT FORCE

THE FORCE APPLIED TO A MACHINE.

RESISTANCE FORCE

THE FORCE A MACHINE ACTS AGAINST.
Photo by Piano Piano!

FULCRUM

THE PIVOT POINT OF A LEVER.
Photo by cho45

MECHANICAL ADVANTAGE

THE NUMBER OF TIMES A MACHINE MULTIPLIES THE FORCE APPLIED.

PULLEY

A GROOVED WHEEL THAT TURNS BY THE ACTION OF A ROPE IN THE GROOVE.

WHEEL AND AXLE

A SIMPLE MACHINE MADE OF A HANDLE CENTERED TO THE CENTER.
Photo by Don Fulano

INCLINED PLANE

A STRAIGHT, SLANTED SURFACE THAT IS NOT MOVED WHEN IT IS USED.
Photo by slocumjoseph

SCREW

AN INCLINED PLANE WRAPPED AROUND A CENTRAL BAR.

WEDGE

A COMBINATION OF TWO INCLINED PLANES THAT IS MOVED WHEN USED.

COMPOUND MACHINE

A COMBINATION OF TWO OR MORE MACHINES.
Photo by Josh Kopel

EFFICIENCY

A RATIO OF WORK DONE COMPARED TO YOUR EFFORT FORCE.