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

Which of these units are used for momentum?

• kg m/s

• m/s

• N/m

• kg

Tags

NGSS.HS-PS2-2

The momentum of an object is related to the object's mass and velocity.

• True

• False

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

What is the unit for mass?

• m/sec
• kg/sec
• kg
• kg m/sec

What is the momentum of a 55kg person running at 7 m/s? Do not include units

Mathematical Equivalence

OFF

Tags

NGSS.HS-PS2-2

True or false: The total momentum before and after an elastic collision remains the same.

• true

• false

Tags

NGSS.HS-PS2-2

If a 100kg car has a momentum of 2000 kg m/s, how fast is it going? Do not include units

Mathematical Equivalence

ON

Tags

NGSS.HS-PS2-2

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

• m = 2000

  v = 2

• m = 1500

  v = 2

• m = 400

  v = 15

• m = 100

  v = 100

• m = 1000

  v = 50

Tags

NGSS.HS-PS2-2