Inventions and disoveries
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This document discusses the difference between inventions and discoveries. It explains that an invention is a new device, composition, method or process that did not previously exist, while a discovery is finding something that already existed but was previously unknown. It goes on to provide examples of important inventions throughout history, such as the modern printing press and paper, and encourages learning about how inventions and discoveries have contributed to and advanced society.
Inventions and disoveries
- 1. What does these images mean to you???
- 2. What does this image mean to you???
- 4. Why should I learn this lesson? • To tell the meaning of the word invention and discovery • To identify the difference between an invention and discovery • Learn about the contributions and applications of important inventions and discoveries
- 5. Imagine life without the inventions and Discoveries
- 12. What is invention (cont…) • Any new device, composition, method or process which has never existed before, is called an invention. • An invention can also be an improved version of a specific product or machine. • It can also be a new process that we an use to reach a desired result or create an object
- 13. What is
- 14. What is Discovery? • When we detect or find something that already existed but we were not aware of, it is a discover.
- 19. Early humans used to write on wood pulp
- 22. In other parts of the world people used to write on palm leaves People wrote on clay tablets
- 23. Ancient Chinese of HAN Dynasty invented paper
- 24. FUN WITH COMICS