Vocabulary Words
Across
- 5. move slowly and noisily
- 7. worked in a rough, uneven way
- 8. legal documents that make it so no one else can sell your invention
- 9. machine that plays recorded sound
Down
- 1. engines that make a train go forward
- 2. having circular ends and straight sides
- 3. something that gives off light
- 4. complete failure
- 6. specialized machines or electronic devices