Momentum

What is the unit for momentum?

• m/sec

• kg/sec

• kg/m

• kg m/sec

Tags

NGSS.HS-PS2-2

A 0.250 kg cart moving at 0.400 m/s has how much momentum?

• 0.1 kg-m/s

• 1 kg-m/s

• 10 kg-m/s

• 100 kg-m/s

Tags

NGSS.HS-PS2-2

The definition of momentum is

• Mass in Motion

• The size of an object

• The velocity of an object

• A comparison between two objects

Tags

NGSS.HS-PS2-2

A runner has a momentum of 720 kg m/s and is traveling at a velocity of 5 m/s. What is his mass?

• 14.4 kg

• 1400 kg

• 144 kg

• 360 kg

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-2

You are calculating the momentum of a 2 kg toy car moving along the sidewalk at a speed of 0.5 m/s. What would happen to the momentum if you doubled the mass of the car?

• You would double the momentum.

• You would triple the momentum.

• You would half the momentum.

• The momentum would not change.

Tags

NGSS.HS-PS2-2

Which has more momentum: a car stopped at a red light or a bike moving at 15 mph?

• car

• bike

• they are equal

• cannot determine using the info provided

Tags

NGSS.HS-PS2-2

Which two quantities are needed to calculate momentum?

​ ​ (a)  

• mass & velocity

• force & velocity

• force & time

• mass & time

• force & acceleration

Tags

NGSS.HS-PS2-2

Which of these equations is used to calculate momentum?

• p = mv

• p = m/v

• p = m + v

• p = v/m

Tags

NGSS.HS-PS2-2

Calculate momentum and put them in order from GREATEST to LEAST momentum. (1st one should be the largest)

• m = 100

  v = 100

• m = 400

  v = 15

• m = 2000

  v = 2

• m = 1000

  v = 50

• m = 1500

  v = 2

Tags

NGSS.HS-PS2-2

Which of these units are used for momentum?

• kg m/s

• m/s

• N/m

• kg

Tags

NGSS.HS-PS2-2