1. What invention would you argue has most impacted mechanical engineering? Explain your answer.
2. Unlike classical mechanics, which has been around for centuries, the field of Quantum Mechanics is relatively new. Why do you think this sub-discipline has recently emerged?
3. If nothing can ever be at absolute zero, why does the concept exist?
4. When discussing Material Science, the author states, "The amount of existing materials on Earth is limited by nature and human knowledge." Explain what this means to a material scientist.
5. Why do you think that those in mechanical engineering often do not have specializations as other fields of engineering do?