Across
- 2. machine moved slowly and noisily.
- 5. it worked in a rough or uneven way and made popping noises.
- 6. to be poor.
- 7. circular ends and straight sides. In an engine, it takes in gas to make other parts move.
- 8. a machine that plays recorded music or sound.
- 9. a complete failure.
- 10. A person who reviews or examines something carefully.
- 13. was recorded on film or on a computer.
- 14. engines that make a train go forward.
Down
- 1. a large room where an audience gathers for a presentation or performance.
- 3. small, specialized machines or electronic devices.
- 4. impressive and important.
- 6. supply crops with water through a system of pipes, sprinklers, or streams.
- 11. legal documents. If you get this for an invention, no one else is allowed to make or sell it.
- 12. something that gives off a lot of light.