Momentum Quiz

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

• a heavy truck

• light truck

• Both have the same momentum

• cannot be determined

A 2 kg ball is moving at 4 m/s. What is its momentum?

• 2 kg m/s

• 4 kg m/s

• 6 kg m/s

• 8 kg m/s

What is the formula for momentum?

• force x time

• mass x velocity

• mass x acceleration

• velocity/time

A 30 kg boy is riding in a 10 kg bicycle with a velocity of 10 m/s East. What is the total momentum of a boy and a bike together?

• 100 kg m/s

• 200 kg m/s

• 300 kg m/s

• 400 kg m/s

A moving object has momentum. If its velocity is doubled, what happens to its momentum?

• It remains the same

• It doubles

• It halves

• It becomes four times greater

A 1,500 kg car is moving at 20 m/s. What is its momentum?

• 15,000kg m/s

• 30,000 kg m/s

• 45,000 kg m/s

• 60, 000 kg m/s

A truck with a mass of 2,500 kg has the same momentum as a 1,250 kg car moving at 20m/s. What is the velocity of the truck?

• 5 kg m/s

• 10 m/s

• 15 m/s

• 20 m/s

The energy in motion

energy at rest

first law of motion