Q.1
An object of mass 1000 kg moving at a velocity of 5 m/s on a level surface, collides with a stationary object of mass 1500 kg. Calculate the momentum of the 1000 kg object before the collision.
  • 2500 kg m/s
  • 7500 kg m/s
  • 5000 kg/s
  • 5000 kg m/s
Q.2
In a closed system, the total momentum before an event is equal to what?
  • 2
  • Twice the momentum after the event
  • The total momentum after the event
  • 0
Q.3
A 0.5 kg trolley is pushed at a velocity of 1.2 m/s into a stationary trolley of mass 1.5 kg. The two trolleys stick to each other after the impact. Calculate the velocity of the two trolleys straight after the impact assuming a closed system.
  • 0.3 m/s
  • 1.2 m/s
  • 0.6 m/s
  • 1.6 m/s
Q.4
What is the momentum of an object which has a mass of 5 kg traveling at a speed of 2.5 m/s?
  • 10 kg m/s
  • 12.5 kg m/s
  • 15 kg m/s
  • 2 kg m/s
Q.5
Momentum is a property of what?
  • Computers
  • Mobile phones
  • Moving objects
  • The Great Pyramid
Q.6
A car and a truck are both traveling along a expressway at 30 m/s and 20 m/s respectively. The car has a mass of 1,200 kg and the truck has a mass of 4,500 kg. Which one requires the greater force to stop?
  • Car
  • Truck
  • Both the same
  • More details are required to answer the question
Q.7
What is the correct formula for momentum?
  • m = p x v
  • p = m x v
  • v = p x m
  • p = 2v x m
Q.8
What is momentum measured in?
  • Kilograms
  • Metres
  • Kilogram meters per second
  • Kilogram seconds per meter
Q.9
A 0.5 kg trolley is pushed at a velocity of 1.2 m/s into a stationary trolley of mass 1.5 kg. The two trolleys stick to each other after the impact. Calculate the momentum of the 0.5 kg trolley before the collision.
  • 1.8 kg m/s
  • 0.6 kg m/s
  • 2.4 kg m/s
  • 0.75 kg m/s
Q.10
An object of mass 1000 kg moving at a velocity of 5 m/s on a level surface, collides with, and becomes attached to, a stationary object of mass 1500 kg. Calculate the velocity of the two moving objects after the collision.
  • 3 m/s
  • 5 m/s
  • 2 m/s
  • 2 kg/s
0 h : 0 m : 1 s