1. When a soccer player kicks a soccer ball, which type of collision usually occurs?
A) It depends on how much heat is generated
B) More information is needed
C) Inelastic
D) Elastic
E) It depends on how much momentum is generated
2. How is it possible for momentum to be conserved in a system if the individual components experience a change?
A) The individual momenta are equal and opposite
B) The external forces are equal and opposite
C) All are correct
D) The individual masses are equal and opposite
E) The individual velocities are equal and opposite
3. What is a collision?
A) Two internal forces creating movement of an object
B) Two objects traveling away from each other
C) Two objects repelling each other
D) Two objects coming in contact with each other
E) Two external forces creating movement of an object
4. Why are perfectly elastic collision rare?
A) None are correct
B) Some heat is usually generated
C) Some permanent deformation always occurs
D) No heat is generated
E) Momentum can never really be conserved
5. Which best describes an elastic collision?
A) Heat is generated
B) Permanent damage occurs
C) Two objects have the same velocity
D) Two objects have the same momentum
E) No permanent damage occurs
