Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Don't know
Know
remaining cards
Save
0:01
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
Retries:
restart all cards
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

Simple Machines

Lever, screw, Pulley

QuestionAnswer
Screw An inclined plane wrapped around a pole which holds things together or lifts materials.
Lever A bar that rests on a support called a fulcrum which lifts or moves loads.
Pulley Machine that uses grooved wheels and rope to lower, or move load.
Inclined Plane A slanting surface connecting a lower level to a higher level.
Wheel&Axle A wheel with a rod called an axle through it’s center it lifts or moves loads.
Wedge An object with at least one slanting side ending in a sharp edge which cuts material apart.
Gears Toothed or pegged meshed together to transmit motion and force. In any pairs of gears, the larger will rotate more slowly than the smaller one.
Created by: tmaner