Physics Final 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

When the speed of an object is doubled, its momentum

• is unchanged

• doubles

• quadruples

• decreases

Tags

NGSS.HS-PS2-2

Which object listed below has the greatest momentum?

• A 0.05 kg object rolling at 0.2 m/s.
• A 0.15 kg object rolling at 2 m/s.
• A 0.15 kg object rolling at 1 m/s
• A 0.4 kg object rolling at 2 m/s.

Tags

NGSS.HS-PS2-2

A 0.250 kg cart moving at 0.400 m/s has how much momentum?

• 0.1 kg-m/s
• 1 kg-m/s
• 10 kg-m/s
• 100 kg-m/s

Tags

NGSS.HS-PS2-2

A 50 kg ball rolls down the street at 5 m/s. Calculate the momentum of the ball. 

• 55 kg*m/s
• 100 kg*m/s
• 250 kg*m/s
• 500 kg*m/s

Tags

NGSS.HS-PS2-2

An object that has the greatest momentum will have the _____________ stopping time.

• Shortest

• Longest

Tags

NGSS.HS-PS2-2

A 4.00 kg ball is moving at 4.0 m/s to the right and a 6.00 kg ball is moving at 3.00 m/s to the left. The total momentum of the system is

• 16 kg m/s to the right.

• 2.0 kg m/s to the right.

• 2.0 kg m/s to the left.

• 18 kg m/s to the left.

• 34 kg m/s to the left.

Tags

NGSS.HS-PS2-2

If two objects have the same momentum, how do their speeds compare?

• The heavier object will have a greater speed

• The lighter object will have a greater speed

• The objects will have the same speed

• None of the above are true

Tags

NGSS.HS-PS2-2

Object A has a mass of 2kg and a velocity of 2m/s. Object B has a mass of 2kg and a velocity of 4m/s. Object A:

• Has double the momentum of object B

• Has half the momentum of object B

• Has the same momentum as object B

• Has more momentum than object B

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