Show:
General
Lever
Inclined Plane
Pulley/Gear
100
This is a force that changes the motion of an object.
What is work?
100
The object being lifted is the __________.
What is load?
100
If you use an inclined plane, the distance is longer, but it takes less _______________.
What is effort?
100

Method to get the IMA of a pulley you

What is counting the supporting ropes?

200

This is a tool that makes work easier to do.

What is a simple machine?

200
A lever is a board or bar that moves on a _______________.
What is fulcrum?
200
Scientists think inclined planes may have been used to build the _______________ because the blocks were too heavy to move straight up.
What are pyramids?
200

In a gear train, if the second gear (driven) is larger them the first it is a 

What is a Torque increasing?

300

The thing Real Mechanical Advantage is always measured using 

What is Force?

300
A lever can let you change direction of a force or it can change the amount of ______________ needed.
What is force?
300

Why can the AMA of a ramp never be more then the IMA? 

What is friction! And the law of conservation of energy. 

300

the IMA of a pulley system with 4 ropes supporting the load

What is 4?

400

Is created by using a machine 

What is Mechanical Advantage ?

400

The Mechanical Advantage resulting from a load arm of 4m and an effort arm of 14m 

what is 3.5?

400

If the effort force is 2000N and the load has a mass of 500kg, what is the AMA? 

What is 2.5?

400

the speed ratio created by a  a driver gear with 180 teeth causes a driven gear with 60 teeth to turn. 

What is 3?

500

A 41kg mass will have this weight (force of gravity) on earth. 

What is 410N?

500

The mechanical advantage resulting from a 200kg mass being pushed up using a lever with only 650N of force 

What is 3.1?

500

If the efficiency of a ramp is 73%,with an AMA of 3, and and effort length of 6m, that is the height of the ramp

What is 1.46m?

500

The effort force of a pulley system where a 5kg load is supported by 3 ropes, and has an efficiency of 82%

What is 20.3N?