Momentum and Collisions

What is the equation for momentum?

• p = m^2v
• p = m*v

• p = m*a

• p = mv^2

Tags

NGSS.HS-PS2-2

True or False: An object with more mass has more momentum

• True

• False

Tags

NGSS.HS-PS2-2

Which of the following statements best describes the change in momentum of the truck if its mass doubles while maintaining the same speed on a highway road?

• The momentum remains the same

• The momentum doubles

• The momentum halves

• The momentum quadruples

Tags

NGSS.HS-PS2-2

What is the momentum of a 1,000 kg car moving with a velocity of 30 m/s?

• 900 kg m/s
• 1,500 kg m/s
• 3,000 kg m/s
• 30,000 kg m/s

Tags

NGSS.HS-PS2-2

What is momentum measured in?

• meters per kilogram (m/kg)
• newton seconds (N s)
• joules per second (J/s)
• kilogram meters per second (kg m/s)

Tags

NGSS.HS-PS2-2

What is the equation for impulse?

• J = Work / Time

• J = Mass x Acceleration

• J = Force x Time

• J = Distance / Time

What is force measured in?

• Newtons

• Joules

• Meters

• Nanometers

Tags

NGSS.HS-PS2-1

What is impulse measured in?

• Liters (L)
• Newton-seconds (N·s)

• Miles per hour (mph)
• Degrees Celsius (°C)

Which of the following has the least momentum? (Use P=M*V)

• A 2kg mass moving at 100 m/s

• A 5kg mass moving at 50 m/s

• 2.5kg mass moving at 100 m/s

Tags

NGSS.HS-PS2-2

True or False: The total momentum of a closed system is conserved in both elastic and inelastic collisions.

• True

• False

Tags

NGSS.HS-PS2-2