Momentum and Inelastic Collisions Quiz

What is the mass of the truck involved in the collision?

• 1700 kg

• 2000 kg

• 2100 kg

• 1800 kg

In which direction are both the truck and the car moving before the collision?

• Stationary

• Opposite directions

• Same direction

• Perpendicular directions

What principle is used to determine the final velocity after the collision?

• Conservation of Momentum

• Conservation of Energy

• Newton's First Law

• Conservation of Mass

How do you calculate the final velocity of the combined masses after the collision?

• By multiplying the masses of the truck and car

• By subtracting the car's velocity from the truck's velocity

• By adding the velocities of the truck and car

• By dividing the total momentum by the sum of the masses

What is the approximate final velocity of the truck and car after the collision?

• 10 m/s

• 12 m/s

• 18 m/s

• 15 m/s

What happens to kinetic energy in an inelastic collision?

• It remains unchanged

• It is completely conserved

• It is partially lost

• It increases

How much kinetic energy is lost during the collision?

• 120 kJ

• 50 kJ

• 100 kJ

• 83 kJ

What forms of energy might the lost kinetic energy be converted into?

• Potential energy

• Nuclear energy

• Electrical energy

• Sound and heat

What is the initial kinetic energy of the truck before the collision?

• 300 kJ

• 274 kJ

• 357 kJ

• 340 kJ

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