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Simple Machines

Review

QuestionAnswer
What is an inclined plane in a spiral rotation? screw
What type of simple machine are scissors? lever
How many types of simple machines are there? six
What is the basic unit of power? watts
What is the fixed point of a lever? fulcrum
What is the rate at which work is done? power
Why is no machine 100% efficient? friction
What is the force put into a machine? effort force
What simple machine raises a flagpole? pulley
What type of machine is a doorknob? wheel and axle
What type of simple machine holds a door stop? wedge
What type of simple machine cuts a steak? wedge
What are 3 simple machines in a can opener? wheel and axle. wedge, and lever
What type of simple machine is a seesaw? lever
What is a device that helps do work? a machine
Created by: jfurlano