Vocabulary
Simple Machines
Simple Machines II
Compound Machines
Simple Machines III
100

A push or a pull on an object that causes it to move.

What is force?

100

Which simple machine has a fulcrum as the balance point?

What is a lever?

100

What is the rod that goes through the wheels called?

What is an axle?

100

These machines have 2 or more simple machines.

What is a compound or complex machine?

100

Name an object that has a pulley system.

What is a flagpole, a blind, a clothesline, a crane?

200

Holds things together

What is a screw?

200

Which simple machine has a grooved wheel with a rope or a chain that goes around the wheel?

What is a pulley?

200

This is a rod with an inclined plane wrapped around it.

What is screw?

200

A pair of scissors is made of 3 simple machines; name at least two.

What are levers, wedges, and a screw?

200

This simple machine has a load, effort, and fulcrum

What is a lever?

300

What is a simple machine?

A machine or tool that reduces the workload.


300

Which simple machine has a slope that has one end higher than another?

What is an inclined plane?

300

A bicycle is an example

What is a compound machine?

300

Name at least 3 simple machines found on a bicycle. 

What are wheel and axles, screws, levers, gears, and a pulley?

300

This class lever has the load in the middle; like a wheelbarrow.


What is a second class lever?

400

The rubbing of one object against another causes this.

What is friction?

400

A circular object rotating on a cylinder

What is a wheel and axle?

400

Determines the type of lever.

What is a fulcrum?

400

A bottle opener to take a cork out has which 2 simple machines?

What are a lever and a screw?

400

True or false - A wedge and a wheel and axle are examples of an inclined plane

Correct statement if you think it is false!

What is false?

What is a wedge and screw?

500

Force times distance

What is work?

500

Which simple machine has two inclined planes joined together to cut or split things apart?

What is a wedge?

500

This class lever has the fulcrum in the middle.

What is a 1st class lever?

500

Name 3 simple machines on a pizza cutter.

What are lever, screw, wedge, and wheel and axle?

500

Cogs on a gear.

What are teeth?