Simple Machines
Contact Forces
Non-Contact Forces
Tool Safety
100

What is a simple machine that can lift heavy objects?

What is a lever?

100

What force pulls magnets toward each other?

 What is magnetism?

100

What force is responsible for keeping planets in orbit around the sun?

What is gravity?

100

Why should you wear safety goggles when using tools?

What is to protect your eyes?

200

Name a simple machine that makes it easier to move things up a slope.

What is an inclined plane?

200

What type of force happens when two surfaces rub against each other?

What is friction?

200

What type of force happens when two surfaces rub against each other?

What is friction?

200

What is a safe way to carry a sharp tool?

What is by holding it with the blade facing down?

300

What type of simple machine is a bicycle?

What is a wheel and axle?

300

What is the force that pushes or pulls on an object when you touch it?

What is a contact force?

300

What is the force that pushes or pulls on an object when you touch it?

What is a contact force?

300

What should you do if a tool is broken?

What is tell an adult and do not use it?

400

How do pulleys help us?

What is they help lift things up?

400

What happens to an object when you push it?

What is it moves in the direction of the push?

400

What happens to an object when you push it?

What is it moves in the direction of the push?

400

Why is it important to keep your work area clean?

What is to prevent accidents?

500

What simple machine is used to split wood?

What is a wedge?

500

Name a contact force that keeps a book on a table.

What is normal force?

500

Name a contact force that keeps a kite in the air.

What is tension force?

500

What is one rule you should follow when using power tools?

What is always follow the instructions?