Unit 4 Forces

Who was the scientist who gave us the Laws of Motion?

• Isaac Newton
• Izic Decasanova
• Albert Einstein
• Galileo Galilei

What is the unit for Force?

• m
• kg
• N
• m/s²

Magnetic force is a _____ force.

• Contact
• Non-contact
• Balanced
• Unbalanced

Friction is a _____ force.

• Contact
• Non-contact
• Balanced
• Unbalanced

How many Laws of Motion are there?

• 1
• 2
• 3
• 7

When you are sitting in a chair the forces acting on you are ______. 

• balanced
• unbalanced

If a car is moving at a constant speed the forces acting on it are ______. 

• balanced
• unbalanced

Speeding up or slowing down is an example of forces that are ______. 

• balanced
• unbalanced
• contact
• non-contact

Tags

NGSS.MS-PS2-2

Magnets that are arranged like this will _______. 

• move away from each other (repel)
• move towards each other (attract)

These magnets will _______.

• move away from each other (repel)
• move toward each other (attract)