Across
- 5. something that is the same or unchanged
- 6. to prove incorrect; to disprove
- 7. what makes something the way it is
- 10. showing a variety of differences
- 11. engineered objects developed from the application of scientific knowledge
Down
- 1. forming new ideas
- 2. to prove correct
- 3. designed not natural; created by humans
- 4. from nature; not human-made
- 5. use of imagination
- 8. something that happens
- 9. a way of doing something