Newton's 2nd Law

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.

• F = ma

• Friction

If the man pushes with an equal amount of force, which object will accelerate more?

• Car because it has more mass

• Lawnmower because it has less mass

• Car because it has less mass

• Lawnmower because it has more mass

Tags

NGSS.MS-PS2-2

What unit do we measure force in?

• Kilometer/hr

• Joules

• Seconds

• Newtons

What is force?

• A push on an object

• A pull on an object

• A push or pull on an object

The larger the mass you have the _____ force you need to change its motion.

• more
• less

Tags

NGSS.MS-PS2-2

A force of 90N is applied to each cart below, which one will accelerate the fastest?

• Cart 1
• Cart 2
• Cart 3 
• Cart 4

Tags

NGSS.MS-PS2-2

Two students are in a baseball game. The first student hits a ball very hard and it has a greater acceleration than the second student who bunts the ball lightly.

• Newton's 1st Law
• Newton's 2nd Law
• Newton's 3rd Law

Tags

NGSS.MS-PS2-2

Why would one ball travel a greater distance than the other when pushed with the same amount of force?

• Different sizes
• Different weights
• Different masses
• Different forces

Tags

NGSS.MS-PS2-2

Acceleration is a change in...

• Inertia
• Gravity
• Velocity
• Distance

Tags

NGSS.HS-PS2-1

Which shopping cart will have more acceleration?  

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

Tags

NGSS.MS-PS2-2