Momentum

The momentum of an object depends upon the object's ___________&_____________.  

• size and shape
• mass and speed
• mass and veloctiy
• mass and energy

Tags

CCSS.7.RP.A.3

The equation to calculate momentum is

• p=mv
• p=1/2mv²
• p=mgh
• p=mg

Tags

NGSS.HS-PS2-2

A 2.5 kg ball moving at 5 m/s collides with a 2.5 kg stationary ball in a perfectly elastic collision.  What is the velocity of the second ball after the collision? 

• 5 m/s
• 2.5 m/s
• 10 m/s
• 7.5 m/s

Tags

NGSS.HS-PS2-2

Which object has more momentum?

• car driving near school

• car driving on freeway

• car finding a parking place

• car driving in the city

Tags

NGSS.HS-PS2-2

which object has more momentum?

• automobile

• moving train

• snowmobile

• plane taking off

Tags

NGSS.HS-PS2-2

The law of conservation of momentum states that the total momentum of all objects interacting with each other will  ________________________ no matter of the nature of the forces between the object.

• increase
• decrease
• remain constant
• fluctuate

Tags

NGSS.HS-PS2-2

What are the units for momentum

• kg*m/s

• kg

• m/s

• none of these

Tags

NGSS.HS-PS2-2

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

What are the units for mass?

• kg

• m/s

• kg*m/s

• none of these

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