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

S8P3

Simple Machines

QuestionAnswer
A ramp is an example of a simple machine called a inclined plane
When you raise or lower a flag on a flagpole, you are using a wheel and axle
A screw is actually a _________wrapped around a axle. wheel
Work is being done when You apply a force to an object.
The center of a seesaw is this part of a lever. Fulcrum
Which of the following is NOT a simple machine? A. doorknob B. see-saw C. bullet D. shovel
What is a Lever? A bar that pivots on a fixed point called a fulcrum
What is a first class lever? A lever that changes the direction of the input force.
What is a second class lever? A lever that stays true to the input direction.
What is a third class lever? A lever whose force is between the fulcrum and the load.
What is a pulley? A simple machine that has a grooved wheel that holds a rope or a cable
What is a Wheel and Axle? A simple machine consisting of two circular objects of different sizes.
What is a inclined plane? A simple machine that is a straight, slanted surface.
What is a wedge? A pair of inclined planes that move.
What is a Screw A inclined plane that is wrapped in a spiral around a cylinder.
What is a compound machine A machine that has two or more simple machines.
What is mechanical efficiency? A comparison of work output with the work input
Created by: DaSwagPrince!2