Across
- 2. known as one of the primary inventors of the telephone
- 7. inventor credited with over one hundred products using the peanut
- 8. credited with the invention of the first working incandescent light bulb
- 9. the branch of knowledge that deals with the creation and use of technical means and the way they interact with life
- 10. a device or process originated after study and experiment
- 11. the operation of aircraft
Down
- 1. inventors and aviation pioneers who are credited with inventing and building the first controlled human flight
- 3. the exclusive right granted by a government to an inventor to manufacture, use, or sell an invention for a certain number of years.
- 4. white, glowing, or luminous with intense heat
- 5. the rate of production at which food for other living things is made by living things that are producers
- 6. to present to the public for the first time