Defintions
A flat, sloped surface
Inclined Plane
What is the formula for an inclined plane
length divided by height
What does a single fixed pulley changes what
The directional force
A fixed point that a lever pivots around is called a...
Fulcrum
How do you calculate the mechanical advantage of a compound machine
input force divided by output force
What do the threads of a screw act like
an inclined plane
What is a block and tackle and its mechanical advantage
It is a pulley system made of fixed and moveable pulleys. Its mechanical advantage is 3
What is the formula for a wheel and axle
Radius of the wheel divided by the Radius of the axle
When does a wedge have the greater mechanical advantage
When its longer and thinner
Where is the fulcrum on a first class lever
it is near the output force
What is the example of two levers
Zipper and papercutter
A simple machine that turns
a wheel and axle
What is a screwdriver and a doorknob an example of
What is a wheel and axle?
What are two examples of an wedge
Door stoper and knife