Linear Momentum

The equation to calculate momentum is

• p=mv

• p=1/2mv²

• p=mgh

• p=mg

Tags

NGSS.HS-PS2-2

What is the momentum of a charging rhino?

• 2 × 10² kg⋅m/s

• 3 × 10² kg⋅m/s

• 2 × 10⁴ kg⋅m/s

• 3 × 10⁴ kg⋅m/s

Tags

NGSS.HS-PS2-1

The momentum of object A is 8 kg⋅m/s. What is the momentum of object B?

• 4 kg⋅m/s

• 8 kg⋅m/s

• 16 kg⋅m/s

• 32 kg⋅m/s

Tags

NGSS.HS-PS2-2

This picture is an example of ____________

• Elastic Collision

• Inelastic collision

Tags

NGSS.HS-PS2-2

According to the Law of Conservation of Momentum, in the absence of external forces, the total momentum of a system

• Increases over time

• Decreases over time

• Remains constant

• Becomes zero

Tags

NGSS.HS-PS2-2

What does the principle of conservation of momentum imply for a closed system?

• The total energy of the system is conserved.

• The total momentum of the system before an event is equal to the total momentum after the event.

• The total mass of the system is conserved.

• The total force acting on the system is zero.

Tags

NGSS.HS-PS2-2

Two cars collide and stick together. What type of collision is this, and is momentum conserved?

• Elastic collision; momentum is not conserved.

• Inelastic collision; momentum is conserved.

• Elastic collision; momentum is conserved.

• Inelastic collision; momentum is not conserved.

Tags

NGSS.HS-PS2-2

The Law of Conservation of Momentum states that the total momentum of a closed system is:

• Increasing over time

• Decreasing over time

• Constant, if no external forces act on it

• Zero

Tags

NGSS.HS-PS2-2

In a collision between two objects, which of the following statements is true regarding momentum?

• The total momentum before the collision is always greater than the total momentum after the collision.

• The total momentum before the collision is equal to the total momentum after the collision.

• The total momentum before the collision is always less than the total momentum after the collision.

• Momentum is not conserved in any type of collision.

Tags

NGSS.HS-PS2-2

In an elastic collision, which of the following is conserved?

• Only kinetic energy

• Only momentum

• Both momentum and kinetic energy

• Neither momentum nor kinetic energy

Tags

NGSS.HS-PS2-2