simple machines

Front

Work can be thought of as:

Back

A force that moves an object a certain distance.

Front

What type of simple machine is found on the cap of a pickle jar? Options: lever, inclined plane, pulley, screw

Back

screw

Front

A ramp.

Back

Inclined Plane

Front

How can simple machines make work easier?

Back

by decreasing the force needed to complete the task

Front

What is the trade off when using simple machines to reduce effort force?

Back

you have to move a greater distance

Front

A doorknob is an example of a _______. Options:

wheel and axle

,

inclined plane

,

pulley

,

wedge

Back

wheel and axle

Front

An example of a lever is a ________. Options: car wheels, drill, staircase, hammer

Back

hammer

Front

The fixed point around which a lever rotates is known as the

Back

fulcrum

Front

A simple machine that splits an object apart is a _______. Options: inclined plane, fulcrum, wedge, lever.

Back

wedge

Front

What is the formula needed to solve for work?

Back

w = f*d