Law of Conservation of Momentum

Which of the following statements describes momentum?

• the product of body’s mass and velocity

• the product of body’s mass and acceleration

• the sum of body’s mass and velocity

• the sum of body’s mass and acceleration

Tags

NGSS.HS-PS2-2

What type of quantity are momentum and velocity?

• director

• reactor

• scalar

• vector

Tags

NGSS.HS-PS2-2

What is the unit for momentum?

• kgm/s

• kgm/s²

• Nkg

• Nm/s

Tags

NGSS.HS-PS2-2

What word can best describe the total momentum in an isolated system?

• constant

• large

• lost

• low

Tags

NGSS.HS-PS2-2

Calculate the momentum of a car, which has a mass of 1000 kg and moves with a velocity of 20 m/s.

• 500 kgm/s

• 10, 020 kgm/s

• 20000 kgm/s

• 99 980 kg m/s

Tags

NGSS.HS-PS2-2

The total momentum of two objects before collision is 450 kgm/s. What will be their total momentum after collision?

• 0 kgm/s

• 175 kgm/s

• 350 kgm/s

• 450 kgm/s

Tags

NGSS.HS-PS2-2