Which natural process degrades energy?

  1. an ideal Carnot cycle
  2. a perfectly elastic collision in a vacuum
  3. a ball rolling to rest on grass
  4. a frictionless pendulum
Answer

C) a ball rolling to rest on grass

Friction converts KE to heat. SLO P-11-C-20 · Understanding

Physics MCQ · More Heat Engines, Second Law and Entropy MCQs · Practise