Conservation of Momentum DLD 11.14

The total momentum before a collision is _________ the total momentum after a collision.

• equal to 
• less than 
• more than
• It depends on the type of collision

Tags

NGSS.HS-PS2-2

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

Before the canon fires a cannon ball, both sit at rest. A person can confidently say the total momentum is...

• zero
• non-zero

Tags

NGSS.HS-PS2-2

The momentum of an object is a vector, therefore velocity, mass, and ____ are equally important.

• acceleration
• direction
• gravity
• distance

Tags

NGSS.HS-PS2-2

While playing pool, Emma notices that the pool balls bounce apart.  What type of collision is this?

• Elastic
• Inelastic
• Explosive
• Force

Tags

NGSS.HS-PS2-2

When the speed of an object is doubled, its momentum

• remains unchanged in accord with the conservation of momentum.
• doubles
• quadruples
• decreases

Tags

NGSS.HS-PS2-2

In this type of collision, objects tend to "stick" together.

• elastic
• inelastic 
• They "stick" together in both types of collisions

A 3,000 kg truck moving at +10 m/s hits a 1,000 kg parked car which moves off at +15 m/s after the collision. What is the velocity of the truck after the collision?

• 10 m/s

• 0 m/s

• 5 m/s

• 2 m/s

Tags

NGSS.HS-PS2-2

When two objects interact in an isolated system,

• the momentum of each object is conserved

• the total momentum of the system is zero

• the total momentum is conserved only if the objects move in

  opposite directions

• the total momentum is always conserved

Tags

NGSS.HS-PS2-2

Which of the following expresses the law of conservation of

momentum?

• The total momentum of an isolated system is zero

• The total momentum of any system always remains constant

• Every object in an isolated system maintains a constant momentum

• The total momentum of an isolated system remains constant

  regardless of the forces between the objects in the system.

Tags

NGSS.HS-PS2-2