Simple Machines- Investigations 3/4

A simple machine that is attached to a surface and uses a stationary grooved wheel through which a rope, belt, or chain runs

• Lever

• Inclined Plane

• Pulley

• Screw

Part of a lever where a beam is supported

• Lever

• Fulcrum

• Load

• Simple Machine

A measure of the distance (d) over which a force (F) is applied..

• Work

• Force

• Effort

• Load

A simple machine consisting of a beam that turns on a fixed point.

• Inclined Plane

• Pulley

• Wheel and Axle

• Lever

Which of the following is an example of a pulley?

• Knife

• Flag Pole

• Car Wheel

• Lightbulb

Which of the following is an example of a lever?

• Seesaw

• Blinds on your window

• Jar lid

• Door stop

True or False: The effort arm is the part of a simple machine that supports the load.

• True

• False

True or False: The load is the part of a lever which supports the beam and upon which the beam turns.

• True

• False

True or False: Simple machines do not increase or decrease the work, they just make it so you do not have to apply as much force.

• True

• False

Simple machines make work ____________.

• Easier

• Harder

• Faster

• Slower