Pulleys
Wheels and Axles
Ramps, Wedges and Screws
Force and Motion
Examples
100
A pulley that moves is called at ___________.
Moveable Pulley
100
The shaft at the center of a wheel is called an ________.
Axle
100
What is the load?
The thing that you are trying to move.
100
What is motion?
Moving
100
Give me an example of something that uses a pulley.
Flagpole, sail, crane, elevator, water well
200
A pulley that is attached is called a __________.
Fixed Pulley
200
Wheels with teeth are called _______.
Gears
200
A flat surface that is slanted is called an __________.
Inclined Plane
200
What is gravity?
A force that pulls down.
200
Give me an example of a wheel and axle
Ferris wheel, doorknob, steering wheel
300
A strong metal line made from thick wire is called a _____.
Cable
300
A handle that is attached to a wheel is called a _______.
Crank
300
A spinning device that has wide blades is called a ________.
Propeller
300
What makes things happen?
Energy
300
Give me an example of a wedge.
knife, axe, zipper
400
What does it mean to hoist something?
To raise something
400
The bars that extend from a wheel are called _______.
Spokes
400
The force that you use to move something is called _______.
Effort Force
400
When you are standing still, what kind of energy do you have?
Potential
400
Give me an example of an inclined plane.
Skateboard ramp, slide
500
A system of pulleys that helps lift heavy objects is called _________________.
Block and Tackle
500
Gears that turn chains are called _________.
Sprockets
500
What is an Archimedes' screw?
A screw inside a tube.
500
What word do we use to describe how heavy something is?
Mass
500
Give me an example of a screw.
Light bulb (bottom), concrete truck, propeller
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