Momentum and impulse

Which has more momentum, a heavy truck moving at 30 km/h or a light truck moving at 30 km/h?

• Heavy truck

• Light truck

• both has the same momentum

• cannot be determined.

A moderate force will break an egg. However, an egg dropped on the road usually breaks, while one dropped on the grass usually does not break. This is because for the egg dropped on the grass

• the change in momentum is greater.

• the change in momentum is less.

• the time interval for stopping is greater.

• the time interval for stopping is less.

The impulse experienced by a body is equal to the change in its

• velocity

• kinetic energy

• momentum

• potential energy

Two identical cars are travelling along EDSA. Which of the two cars would have a greater momentum?

• the slower car

• the faster car

• both have the same momentum

• cannot be easily determined

  A bus and a car are travelling along EDSA having the same velocity. Which of the two vehicles would have a greater momentum?

• the bus

•   the car

•   both have the same momentum

• cannot be easily determined

A 25-kg girl is riding a 5-kg with a velocity of 5 m/s the East. What is the total momentum of a girl and a bike together?

• 100 kg•m/s

• 125 kg•m/s

•    150 kg•m/s

• 200 kg•m/s

It is the product of the mass of an object and its velocity.

• Momentum

• Velocity

• acceleration

• Impulse

    To which of the following does the momentum of an object depend?

• velocity and acceleration

• Velocity and acceleration

• Force and speed

• Mass and velocity

A biker with a mass of 75 kg moves along the path with a constant velocity of 5 m/s. What is the biker's momentum?

• 25 m/s

• 25 kg m/s

• 375 m/s

• 375 kg m/s

When the speed of an object is doubled, its momentum _____

• remains unchanged in accord with the conservation of momentum.

• quadruples

• doubles

• decreases