# Measurement and Unit Important questions | Grade VIII

## Important questions for Measurement and Units for Grade VIII

1. Define measurement .
2. Write the importance’s of  measurement .
3. What is meant by physical quantity ? Give example.
4. Define fundamental and derived quantity ?
5. Write the system of measurement.
6. Define CGS , FPS , MKS and SI system.
7. Write the different system of measurement.
8. Define unit.
9. Write the types of unit.
10. Define fundamental unit . Give examples.
11. Define derived unit . Give examples.
12. Write the SI unit of following  physical quantity.
13. Define length.
14. The length of an object is 5m . What does it mean?
15. Write the sub units of length.
16. Define mass.
17. The mass of an object is 2kg . What does it mean?
18. Write the sub units of mass.
19. Define time.
20. Write the sub units of time .
21. Define regular and irregular object.
22. How do you measure the area of regular body ?
23. How can you measure the area of irregular body like leaf?
24. Define area .
25. Write the formula to calculate the area of different object ?
26. Define volume . Write its unit .
27. How can you calculate the volume of regular body?
28. How can you calculate the volume of irregular body?
29. Write the formula to calculate the volume of different bodies.
30. Define 1 solar day .