wedge Write your answers to these review questions 6. What is the purpose of a prototypen on a separate sheet of paper. 1. Why are most new products developed? 2. List the steps in a design process. 3. Compare invention to innovation. How are they similar? How are they different? 4. Explain the roles of engineering, technology, and society in invention and innovation 5. Given a design problem, why might an engineer sketch several possible solutions? 7. What word describes the study of how a person, product, and environment or surroundings can best be fitted together? 8. What specific questions would you ask if you were testing and evaluating a new wheelchair? 9. Why might a designer create a product for which there is currently no need? 10. Explain why there is no perfect design