Across
- 4. motion of moving measured by mass and velocity
- 5. the size of something
- 10. a measure, quantity, or frequency
- 11. A place where something is located
- 13. equal in size and opposite in direction
- 15. stays in motion
- 16. every action equal and opposite re
- 20. a standard for evaluation or assessment
Down
- 1. forces in opposite direction not equal
- 2. universal force attraction between all matter
- 3. strength or energy exerted or brought to bear
- 5. continual change in position of an object
- 6. a course along something moves
- 7. rate of change of position
- 8. the rate of motion
- 9. to do nothing or remain unchanged
- 12. quantity of matter in a physical body
- 14. kind of friction between air and other
- 17. the moving of something from its place
- 18. the sum of all forces that act against
- 19. resistance
