Momentum Review

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

The equation to calculate momentum is

• p=mv

• p=1/2mv²

• p=mgh

• p=mg

Tags

NGSS.HS-PS2-2

These two boxes collide. Find the initial and final momentums of the system = two boxes.

• Initial: 0, Final: 0

• Initial: 6, Final: -6

• Initial: 0, Final: -6

• Initial: 0, Final: -1

Tags

NGSS.HS-PS2-2

These two boxes collide. Find the initial and final momentums of the system = two boxes.

• Initial: -1, Final: +3

• Initial: -1, Final: +12

• Initial: 7, Final: 7

• Initial: 7, Final, +3

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

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

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

In an inelastic collision, which of the following is true?

• Only momentum is conserved

• Only kinetic energy is conserved

• Both momentum and kinetic energy are conserved

• Neither momentum nor kinetic energy is conserved

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

In any collision (crash) the ______ is ALWAYS constant

• Total Momentum

• total speed

• total Velocity

• Energy

Tags

NGSS.HS-PS2-2