# Study sets matching "machines work simple"

Study sets

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Classes

Users

mechanical advantage

fulcrum

load

simple machines

The number of times a machine multiplies force.

the point where a lever arm "pivots"

The weight or resistance that is moved using a simple machine.

lever, pulley, wheel and axle, inclined plane, wedge, and screw

mechanical advantage

The number of times a machine multiplies force.

fulcrum

the point where a lever arm "pivots"

mechanical advantage

effort

fulcrum

lever arm

When a simple machine increases the force. ... "It makes effort e…

same as "force" (a push or a pull)

the point where a lever arm "pivots"

A beam, free to pivot on a point, used to move a load.

mechanical advantage

When a simple machine increases the force. ... "It makes effort e…

effort

same as "force" (a push or a pull)

Work

simple machine

Lever

Fulcrum

Moving an object through a distance

Something that makes work easier.

A simple machine made of a bar or board that moves back and fo…

The point that supports a lever.

Work

Moving an object through a distance

simple machine

Something that makes work easier.

Work

Power

Mechanical Advantage

Mechanical Efficiency

Force x Distance. When a force is applied to an object causing…

Work / Time. How fast work is done (unit of measurement is the…

A number that tells how many times a machine multiplies force

Comparison of a machines work output with work input (usually…

Work

Force x Distance. When a force is applied to an object causing…

Power

Work / Time. How fast work is done (unit of measurement is the…

work

joule

machine

work input

Force x Distance

A measure of work or energy. One joule of energy produces one…

A device that makes work easier by changing the size or direct…

The work done on a machine; the product of the input force and…

work

Force x Distance

joule

A measure of work or energy. One joule of energy produces one…

Work

Power

Input Force

Output Force

Is done when a force exerted on an object causes that object t…

Rate at which work is done; equal to the work done divided by…

Force exerted on a machine.

Force exerted by a machine.

Work

Is done when a force exerted on an object causes that object t…

Power

Rate at which work is done; equal to the work done divided by…

fulcrum

machine

mechanical advantage

input force

the fixed point that a lever pivots around

device that changes the force required or the distance over wh…

number of times a machine multiplies input force

the force applied to the machine

fulcrum

the fixed point that a lever pivots around

machine

device that changes the force required or the distance over wh…

Work

Simple Machine

Pulley

Lever

Equal to the amount of force multiplied by the distance over w…

A device that applies force, changes direction of a force, or…

A wheel that usually has a groove around the outside edge for…

A straight rod or board that pivots on a point known as a fulc…

Work

Equal to the amount of force multiplied by the distance over w…

Simple Machine

A device that applies force, changes direction of a force, or…

Work

Power

mechanical advantage

efficiency

the transfer of energy to an object by a force that makes an o…

the rate at which work is done

the ratio of a machine's output force produced to the input fo…

the ratio of the output work to the input work in a machine

Work

the transfer of energy to an object by a force that makes an o…

Power

the rate at which work is done

Work

Kinetic energy

work formula

joule

when a force acts on an object and causes that object to move…

The transfer of energy or energy of a moving object.

force (N) x distance (m)

SI unit for work (N x m)

Work

when a force acts on an object and causes that object to move…

Kinetic energy

The transfer of energy or energy of a moving object.

Work

When is work done?

Calculating Work

Joule

when a force causes an object to move in the direction of the…

work is only done if an object moves in the same direction as…

W = F x d or W = N x m = J

a unit used to measure work in terms of newtons x meters = a n…

Work

when a force causes an object to move in the direction of the…

When is work done?

work is only done if an object moves in the same direction as…

What is work?

How is work measured?

How do you calculate work?

What does a machine do?

The transfer of energy to an object that causes the object to…

Work is measured in joules.

You must multiply force by distance.

It makes work easier.

What is work?

The transfer of energy to an object that causes the object to…

How is work measured?

Work is measured in joules.

work

power

mechanical advantage

600 J

when a force moves an object in the direction of that force

amount of work done in a given amount of time

output force divided by input force

How much work is done if you use a force of 200 N to move a bo…

work

when a force moves an object in the direction of that force

power

amount of work done in a given amount of time

mechanical advantage

effort

fulcrum

lever arm

When a simple machine increases the force. ... "It makes effort e…

same as "force" (a push or a pull)

the point where a lever arm "pivots"

A beam, free to pivot on a point, used to move a load.

mechanical advantage

When a simple machine increases the force. ... "It makes effort e…

effort

same as "force" (a push or a pull)