CMS Forces and Newton's 2nd Law

What is force?

• A push on an object

• A pull on an object

• A push or pull on an object

What unit do we measure force in?

• Kilometer/hr

• Joules

• Seconds

• Newtons

The combination of all forces acting on an object is called the ________.

• Sum force
  
• Newtonian force
• Net force
• Matrix force

Tags

NGSS.MS-PS2-2

If the net force is equal to zero, the forces acting on the object are

• balanced

• unbalanced

Tags

NGSS.HS-PS2-1

Which one is balanced?

• top
• bottom
• both

What is the net force?

• 17 N Right
• 3 N Right
• 3 N Left
• 17 N Left

Tags

NGSS.MS-PS2-2

What is the NET FORCE? 

• 5 N
• 10 N
• 400 N
• 0 N

Tags

NGSS.MS-PS2-2

What is Newton's 2nd Law?

• Every action has an equal and opposite reaction

• An object at rest stays at rest, an object in motion stays in motion.

• Force = mass x acceleration

• Friction

Which shopping cart has less mass?  

• The empty shopping cart
• The shopping cart that's full
• They will be the same

Which shopping cart needs more force to push it?

• The empty cart

• The full cart

• They both need the same force

Tags

NGSS.MS-PS2-2