Simple Machines

Match it! Select the correct answer from the pull down...Good luck!

For work to be done on an object

How much power is necessary to do 50 joules of work in 5 seconds?

A screw is made up of ____ wrapped around a post or rod

What type of simple machine is found on a water bottle cap?

The power of a light bulb that converts electric energy at a rate of 100 joules per second is

Which of these shows unbalanced forces at work on an object?

A machine is classified as a compound machine if it

Kenny lifts a 150 N bucket of water .5 meters in 3 seconds. What is the amount of work done on the bucket?