Show:
Levers
Screws
Pulleys
Inclined Planes/Wedges
Wheels and Axles
100
A lever can be used to help us do these two things.
What is lift or open?
100
A screw is actually a special type of this.
What is an inclined plane?
100
Two things a pulley can be used to do.
What is lift or move?
100
Two inclined planes put together.
What is a wedge?
100
A wheel and axle is used to do this.
What is move things?
200
The object to be moved by a lever.
What is the load?
200
Screws are found on this item that is part of our service-learning project.
What is a bottle cap?
200
A pulley is usually made up of cables and this.
What is a wheel?
200
Two things a wedge can be used for.
What is holding and splitting?
200
Used to fasten screws, this is actually a wheel and axle.
What is a screwdriver?
300
A person is needed to provide this on a lever.
What is force?
300
The grooves on a screw are called this.
What is thread?
300
The three types of pulleys.
What are moveable, fixed, and compound?
300
Unit of force, named after a famous scientist.
Who is Newton?
300
A wheel with teeth is called this.
What is a gear?
400
The steady object of support on a lever.
What is a fulcrum?
400
This common household item has a screw fastener. What a great "idea"!
What is a light bulb?
400
A zip line is an example of this type of pulley.
What is moveable?
400
An example of a wedge that you often see in the hallway.
What is a doorstop?
400
This part of a door is a wheel and axle.
What is a doorknob?
500
A seesaw is an example of this class of lever.
What is a 1st class lever?
500
Screws are easier to twist in when they have this.
What is more thread?
500
A flagpole is an example of this type of pulley.
What is fixed?
500
The steeper an inclined plane, the more of this you need.
What is force?
500
This source of natural power is an example of a wheel and axle.
What is a windmill?