science words
Across
- 2. distance between two objects changing
- 7. ability to gain speed
- 8. apply or bring to bear
Down
- 1. 2 or more objects resulting in a change of motion
- 3. speed of an object in a specified direction
- 4. distance traveled in a certain amount of time
- 5. a body of matter
- 6. a push or pull on an object