Momentum and Energy

The two main factors that determine the momentum of an object are....

• mass and velocity

• mass and gravity

• gravity and velocity

• weight and gravity

Tags

NGSS.HS-PS2-2

When a roller coaster is at the top of a hill it has

• high potential energy

• high kinetic energy

• low potential energy

• equal amounts of kinetic and potential energy

Tags

NGSS.HS-PS3-2

When a roller coaster is at the bottom of a hill it has

• high potential energy

• high kinetic energy

• low kinetic energy

• equal amounts of kinetic and potential energy

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

If all of these animals were running at the same speed, which one would have the highest momentum?

• 
• 
• 
• 

Tags

NGSS.HS-PS2-2

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

• Only momentum

• Only kinetic energy

• Both momentum and kinetic energy

• Neither momentum nor kinetic energy

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 any collision (crash) the ______ is ALWAYS constant

• Total Momentum

• total speed

• total Velocity

• Energy

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

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