Conservation of Momentum

​Conservation of Momentum

By TRACEY RANKIN

Multiple Choice

Why is this considered a closed system?

• The momentum is conserved.

• The objects are of similar size and shape.

• There are no external forces acting on the system.

• There are no internal forces acting on the system.

Multiple Choice

Why is this considered a closed system?

• The momentum is conserved.

• The objects are of similar size and shape.

• There are no external forces acting on the system.

• There are no internal forces acting on the system.

Multiple Choice

Choose the momentum vectors that represent the momentum of both skaters after the push.

Multiple Choice

Choose the momentum vectors that represent the momentum of both skaters after the push.

Multiple Choice

Choose the vectors that best represent the final velocities of both skaters after the push.

Multiple Choice

Choose the vectors that best represent the final velocities of both skaters after the push.

Multiple Choice

Two carts collide and stick together. What is the final velocity of the 2-cart system?

• -12 m/s

• zero

• +6 m/s

• +1.5 m/s

Multiple Choice

Two carts collide and stick together. What is the final velocity of the 2-cart system?

• -12 m/s

• zero

• +6 m/s

• +1.5 m/s