11.15: Unit 3 (Physics Review)

Newtons 3rd law

• F=Ma

• An object in motion stays in mtion until acted by an unbalanced force

• For every action there is an equal and opposite reaction

• An objects force is equal to its mass times its acceration

Tags

NGSS.MS-PS2-1

What is Force?

• A push or pull

• change in velocity

• resistance to an object

• None of the above

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Newton's 2nd Law of Motion is about Force. The formula is F=MA what does this stand for?

• F(force)=

  M(movement) X A(Acceleration)

• F(force)=

  M(mass) X A(Acceleration)

• F(friction)= M(magnetism) X A(Acceleration)

• None of the above

Tags

NGSS.HS-PS2-1

Peanut ran 50 meters in 10 seconds.  What was Peanut's average speed?

• 2 m/s
• 5 km/h
• 5 m/s
• 5 m/s North

When an object has a net force of 0 N, it is an example of what kind of force?

• Balanced
• Unbalanced
• Acceleration
• Gravity

Which of the options below is an example of velocity?

• 20 m/s
• 200 km/h
• 20 m/s East
• 20 East

An object is _____ if its position changes relative to another object.

• in motion
• at reset
• a frame of refence
• magical

How far does a car driving 50 m/s for 10 seconds travel

• 500m

• 50m/s

• 5km

• 5m

How fast is a train moving if it travels 32km in 4 hours

• 8km/h

• 8m/s

• 128m/s

• 128km/h

The tendency of an object to resist changes in its motion is...

• inertia
• force
• acceleration
• velocity