Across
- 2. soemthing you show to be true
- 5. a test that helps scientists answer their questions
- 6. something new that someone thinks up and creates
- 7. to search for and study information about a topic
- 9. things people use to help them do a job
Down
- 1. a small machine or tool that is useful
- 2. another word for strength
- 3. to get better at something
- 4. something that is known because it is experienced
- 8. to be run by electricity