Across
- 2. transfer when energy travels from one place to another
- 6. energy that is in the form of sound that can be heard
- 7. energy that is due to gravity
- 8. when one object hits or crashes into another object
- 9. how fast something is moving
Down
- 1. an invisible force that pulls any object down toward the Earth
- 3. a test used to discover new information about a question
- 4. repeated tests in an experiment
- 5. energy that is not in use but is saved inside something (battery)