Which of the following has the greatest momentum?

• a scurrying cockroach

• a parked semi-truck

• more information is needed

Tags

NGSS.HS-PS2-2

A person on a stationary skateboard throws a bowling ball with a velocity of 5.0 m/s. What is a possible speed of the person after the throw? 

• 0 m/s
• 1.5 m/s
• 5.0  m/s
• 7.5 m/s

Tags

NGSS.HS-PS2-2

A 50 kg ball rolls down the street at 5 m/s. Calculate the momentum of the ball. 

• 55 kg*m/s
• 100 kg*m/s
• 250 kg*m/s
• 500 kg*m/s

Tags

NGSS.HS-PS2-2

Parkour Peter bends his knees upon landing in order to ____

• reduce his change in momentum
• increase his change in momentum
• increasing his landing time
• increasing his landing force

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-3

Both students experience the same ____

• force of impact
• time of impact
• change in momentum
• all of the above

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-2

The momentum of an object depends upon the object's ___________&_____________.  

• size and shape
• mass and speed
• mass and veloctiy
• mass and energy

Tags

NGSS.HS-PS2-2

Determine the momentum of 1000-kg car moving northward at 20 m/s......... 

• 20000 N
• 20000 Joules
• 20000 Kg * m/s
• 20000 kg * m/s north

Tags

NGSS.HS-PS2-2

The definition of momentum is

• Inertia (Mass) in Motion

• The size of an object

• The velocity of an object

• A comparison between two objects

Tags

NGSS.HS-PS2-2

The equation to calculate momentum is

• p=mv
• p=1/2mv²
• p=mgh
• p=mg

Tags

NGSS.HS-PS2-2

Definition of impulse:

• The product of time net force that causes Change in momentum

• The product of mass and velocity

• The ability to do work

• the rate of increase of speed or the rate of change of velocity

Tags

NGSS.HS-PS2-2