# Study sets matching "simple machines science work"

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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)

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"

Work

Work only happens

Work formula

Joules

means using force to move an object

when a force moves the object some distance

work (J) = force (N) x distance (m)

units of electrical energy

Work

means using force to move an object

Work only happens

when a force moves the object some distance

Work

Power

Mechanical Advantage

Watt (W)

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

SI unit for power (work / time)

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

mechanical advantage Ideal

mechanical advantage actual

force exerted on an object which causes it to move

a unit of work equal to one newton meter

the number of times force is exerted on a machine is multiplie…

the number of times force is exerted on a machine is multiplie…

work

force exerted on an object which causes it to move

joule

a unit of work equal to one newton meter

input force

fulcrum

mechanical advantage

resistance force

the force applied to a simple machine; also called the effort…

the point on which a lever pivots

the comparison of the output force to the input force

the force the machine applies to overcome resistance

input force

the force applied to a simple machine; also called the effort…

fulcrum

the point on which a lever pivots

Inclined Plane (Ramp)

Wedge

Screw

Lever

Angled platform that helps you move a heavy object up some ver…

Two inclined planes placed back to back - thicker on one end a…

An inclined plane wrapped around a cylinder - used to fasten o…

A rigid bar that pivots around a fixed point - fixed point = f…

Inclined Plane (Ramp)

Angled platform that helps you move a heavy object up some ver…

Wedge

Two inclined planes placed back to back - thicker on one end a…

Inclined Plane

Lever

Screw

Wheel and Axle

Slanted surface used to raise an object.

Bar that is free to pivot around a fixed point

An inclined plane wrapped around a cylinder.

2 circular objects connected by a cylinder

Inclined Plane

Slanted surface used to raise an object.

Lever

Bar that is free to pivot around a fixed point

Energy

Work

The following conditions must be met fo…

When work is done to an object and the…

Property that enables something to do work.

Occurs when a force is used to move an object.

Apply a force to an object over a distance ... The object moves o…

The work is transformed into kinetic energy.

Energy

Property that enables something to do work.

Work

Occurs when a force is used to move an object.

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…

simple machine

mechanical advantage

lever

fulcrum

a device with few, if any, moving parts that makes it easier t…

the number of times a simple machine multiplies an effort force

a simple machine consisting of a bar and a pivot point

the pivot point in a lever

simple machine

a device with few, if any, moving parts that makes it easier t…

mechanical advantage

the number of times a simple machine multiplies an effort force

An object has to be moving and an examp…

W= force x distance

P= energy/ time

P=work/time

Explain what conditions have to be satisfied for work to be do…

What is the formula for work when applied force and distance o…

What is the the formula for power when the energy used and tim…

What is the formula for power when the work done and time requ…

An object has to be moving and an examp…

Explain what conditions have to be satisfied for work to be do…

W= force x distance

What is the formula for work when applied force and distance o…

What is a simple machine?

What are three ways that simple machine…

What is a compound machine?

What machine is a bar that pivots on a…

Device which makes work easier by multiplying force

Changes direction... Multiplies force... Multiplies direction

Two or more simple machines

Lever

What is a simple machine?

Device which makes work easier by multiplying force

What are three ways that simple machine…

Changes direction... Multiplies force... Multiplies direction

Work

Force

Force times distance

Newtons

Done when a force moves an object and causes the objects to mo…

The amount of work used depends on both the amount of —

Amount of work done on an object can be determined by multiply…

Force is measured in...

Work

Done when a force moves an object and causes the objects to mo…

Force

The amount of work used depends on both the amount of —

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

Work Equation

Joule

Simple Machine

When a force causes an object to move in the same direction as…

Work = force times distance

Metric unit of work and energy

A device that makes work easier, using only one movement.

Work

When a force causes an object to move in the same direction as…

Work Equation

Work = force times distance

efficency

machine

compound machine

resistance force

Can be calculated by comparing a machine's output work to its…

a device that changes the magnitude or the direction of a force

consists of two or more simple machines linked so that the res…

the force exerted by a machine

efficency

Can be calculated by comparing a machine's output work to its…

machine

a device that changes the magnitude or the direction of a force

Work

simple machine

Lever

Fulcrum

a force applied to an object AND that object has to move a dis…

A simple device for changing the amount or force or direction…

A simple machine made of a bar or board that pivots on a fulcr…

The pivot on a lever.

Work

a force applied to an object AND that object has to move a dis…

simple machine

A simple device for changing the amount or force or direction…