Complete the following —

1. 1 nano second = s
2. 1 µs = _s
3. 1 mean solar day = s
4. 1 year = s

Name the physical quantities which are measured in the following units —

1. u
2. ly
3. ns
4. nm

How are the following derived units related to the fundamental units?

1. Newton
2. Watt
3. Joule
4. Pascal

Name the physical quantities related to the following units —

1. km²
2. newton
3. joule
4. pascal
5. watt