Help
Options
Didn't know it?
click below
click below
Knew it?
click below
click below
Don't Know
Remaining cards (0)
Know
retry
shuffle
restart
0:00
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Unit 2, Less 1,2,3
vocab
| Term | Definition |
|---|---|
| work | the use of force to move an object some distance in the direction of force |
| energy | ability to do work |
| power | rate at which work is done |
| kinetic energy | energy of motion |
| potential energy | energy an object has because of its position, condition, or chemical composition |
| mechanical energy | energy possessed by an object due to its motion and position |
| machine | any device that helps people do work by changing the way work is done |
| mechanical advantage | number of times a machine multiplies the input force |
| mechanical efficiency | a comparison of a machine's work output with its work input |
| lever | a simple machine that has a bar that pivots at a fixed point |
| fulcrum | a fixed point |
| wheel and axle | a simple machine that is made of a wheel connected to a small cylindrical object, the axle |
| pulley | simple machine that has a grooved wheel that holds a rope or a cable |
| inclined plane | a simple machine that is a straight, slanted surface |
Created by:
18hallg0612
Popular Miscellaneous sets