This full solution covers the following key subjects: become, hammer, Penny, struck, warmer. This expansive textbook survival guide covers 45 chapters, and 4650 solutions. This textbook survival guide was created for the textbook: Conceptual Physics, edition: 12. The full step-by-step solution to problem: 1RQ from chapter: 15 was answered by , our top Physics solution expert on 04/03/17, 08:01AM. Conceptual Physics was written by and is associated to the ISBN: 9780321909107. Since the solution to 1RQ from 15 chapter was answered, more than 365 students have viewed the full step-by-step answer. The answer to “Why does a penny become warmer when it is struck by a hammer?” is broken down into a number of easy to follow steps, and 13 words.