Types of Simple Machines
How do they work?
Give an example
Force and Motion
Mystery Questions
100
For example, a seesaw.
What is a lever?
100
Used to split things apart.
What is a wedge?
100
An example of a lever.
What is a seesaw, arm, wheelbarrow, fork, etc.?
100
How fast something is moving.
What is speed?
100
A device made of more than one simple machine.
What is a complex machine?
200
For example, a ramp.
What is an inclined plane?
200
Its slanted surface is used to move objects between a lower and higher level.
What is an inclined plane?
200
An example of a wheel and axle.
What is a doorknob, tires, steering wheel, etc.?
200
The force that pulls us to the center of the earth.
What is gravity?
200
An inventor known for his silly cartoons featuring complex machines.
Who is Rube Goldberg?
300
For example, an elevator.
What is a pulley?
300
Used to hold things together.
What is a screw?
300
An example of a pulley
What is flagpole, crane, well, etc?
300
How heavy something is.
What is weight?
300
The two simple machines found on a pair of scissors.
What is a wedge and a lever?
400
For example, a bottle cap.
What is screw?
400
A rope is pulled to lift heavy things.
What is a pulley?
400
An example of a wedge.
What is your front teeth, an ax, a knife, etc.?
400
The force that builds up when two objects rub against each other.
What is friction?
400
The point where a lever pivots or turns.
What is a fulcrum?
500
For example, your front teeth.
What is a wedge?
500
Used to reduce friction and make it easier to move something.
What is a wheel and axle?
500
A kind of lever, such as the wheelbarrow. (first, second, or third class)
What is a second-class lever?
500
Something that gives you energy.
What is food, drink, or sleep?
500
The reason machines are important.
What is because they help us do work?
M
e
n
u