Across
- 4. vector quantity
- 6. variable
- 13. derived quantity use symbol 'a'
- 15. is a scientific study of measurement and standards
- 16. method to determine the value of a physical
- 18. mass per volume
- 20. scalar quantity
- 21. physical quantity
Down
- 1. imperial units
- 2. unit for luminous intensity
- 3. is the study of matter and energy
- 4. have magnitude and direction
- 5. is a base quantity
- 7. SI unit for pressure
- 8. unit for mass
- 9. unit for electric current
- 10. under the graph
- 11. SI unit for energy
- 12. unit is Newton
- 14. the period of oscillation of a simple pendulum depends on its ________
- 17. unit for distance
- 19. have magnitude only