Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


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
remaining cards
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:
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

Science 7 12-3

inclined plane flat, sloped surface
wedge thick at one ends, tapers to thin edge at other end
screw inclined plane wrapped around a cylinder
lever rigid bar free to pivot on fixed point
fulcrum fixed point lever pivots on
wheel and axle two cylinder objects fastened together that rotate on common axis
pulley grooved wheel with rope/cable wrapped around it
1st class lever change direction of input (can opener)
2nd class lever increase force (wheelbarrow. bottle opener)
3rd class lever increase distance (shovel, bat)
compound machine two or more simple machines
Created by: jmeager