Simple Machines

10 terms by mhoutman 

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Chapter 8, Lesson 1 and 2

force

push or pull

motion

caused by a force

work

applying a force to move an object through a distance

effort

the force that does work

gravity

the force that pulls all things toward the center of the earth

friction

a force that resists motion between two things that rub against each other, makes objects stop

inertia

causes all matter that is moving to stay in motion, causes all matter that is not moving to say at rest unless a force acts on it

resistance

object moved by the effort

simple machines

used to make work easier, reduces the amount of effort needed

amount of work

depends on the amount of force and the distance moved

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