Show:
General
Lever
Inclined Plane
Pulley/Wedge
Wheel and Axle/Screw
100
This is the ability to do work.
What is energy
100
The object being lifted is the __________.
What is load?
100
Another name for an inclined plane is a ____________.
What is ramp?
100
Here at school, you could see a pulley on a ______________.
What is flagpole?
100
The wheel and axle is made up of two parts: the wheel that turns on a post, which is called the __________.
What is axle?
200
You use a force to change the ________________ of an object.
What is direction?
200
The push or pull that turns a lever is the ____________.
What is force?
200
If you use an inclined plane, the distance is longer, but it takes less _______________.
What is effort?
200
The pulley uses a ____________ and rope to lift a load.
What is wheel?
200
You create a screw when you wrap an _____________ into a spiral around a wedge.
What is inclined plane?
300
This is a tool that makes work easier to do.
What is a machine?
300
The fulcrum is located here on a first class lever.
Where is the middle?
300
An inclined plane is a simple machine that is a flat surface that is ___________ at one end.
What is higher?
300
Two inclined planes placed back to back make this simple machine.
What is a wedge?
300
Using a screw takes ______________ force than pounding a nail.
What is less?
400
Using a machine allows us to use ____________ force to move something.
What is less?
400
The point where the lever turns is the _____________.
What is fulcrum?
400
The word inclined means angle. This is what the word plane means.
What is flat surface?
400
In a wedge, force is used to raise an object or _____________ the objects apart.
What is split?
400
In a wheel and axle, the wheel makes a large circular movement, and the axle makes a ____________ movement.
What is smaller?
500
The six simple machines we studied.
What are inclined plane, screw, wedge, wheel and axel, pulley, and lever.
500
The force is located in the middle of this type of lever.
What is class 3 lever.
500
Scientists think inclined planes may have been used to build the _______________ because the blocks were too heavy to move straight up.
What are pyramids?
500
A _________________ pulley makes work easier than a one-wheel pulley.
What is two-wheel?
500
Just like an inclined plane, a screw moves a longer distance, but less ____________ is needed.
What is effort?