Energy in collisions - which statement is true

  • #1

Homework Statement



Which of the following statements is true for collisions?
a) Momentum and Kinetic energy are always conserved in collisions.
b) Momentum can only conserved in elastic collisions.
c) Kinetic energy is conserved only in inelastic collisions.
d) Only kinetic energy can be conserved in elastic collisions.
e) None of these are true for collisions.


The Attempt at a Solution


i believe the answer is e. but thought it could be c but then momentum can also be conserved so i concluded e
 

Answers and Replies

  • #2
rock.freak667
Homework Helper
6,223
31


Yes e is correct.

Kinetic energy is not conserved in an inelastic collision.
 

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