Momentum

What are the two factors that affect the momentum of an object?

• speed and velocity

• time and mass

• distance and displacement

• mass and velocity

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

Determine the momentum of 1000-kg car moving southward at 20 m/s......... 

• 20000 N
• 20000 Joules
• 20000 Kg * m/s south
• 10000 kg * m/s south

Tags

NGSS.HS-PS2-2

A 4 kg object has a momentum of 12 kg•m/s. The object's speed is ___ m/s

• 3

• 4

• 12

• 48

Tags

NGSS.HS-PS2-2

T/F: A big truck will always have more momentum than a small car.

• True

• False

Tags

NGSS.HS-PS2-2

An object with a mass of 2000 kg at rest has what momentum?

• 2000 kg m/sec
• 0 kg m/sec
• 2000 kg
• 2000 m/sec

Tags

NGSS.HS-PS2-2

Which of the following has the largest momentum?

• A fly buzzing across the room

• A truck parked

• A car driving down the road

Tags

NGSS.HS-PS2-2

What is the symbol used for momentum?

• m

• t

• p

• v

Tags

NGSS.HS-PS2-2

If an object is not moving, what is its momentum?

• 0 kg*m/s

• Impossible to determine without knowing the mass

• 1 kg*m/s

• 10 kg*m/s

Tags

NGSS.HS-PS2-2

Most modern vehicles have padded dashboards. This reduces collision injuries by...

• reducing the driver's change in momentum

• increasing the driver's change in momentum

• increasing the force of impact

• increasing the time of impact

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-3