Questions

The parts of a check are :

1. Name & Address

2. Date

3. Pay to the order of

4. Written amount

5. Numeric amount box

6. For or Memo line 

7. Signature line

8. Check number

9. Account number

10. Bank name etc... 

Hence, the Memo line which describes the purpose of the check is of least important in all the parts of a check.

The Camphor slowly dissolves in the water lowering the latter's surface tension in the immediate neighbourhood. The stronger pull exerted by the uncontaminated portion of water brings about a movement of the surface and the camphor particles are carried along with it. When after sometime the whole surface settles for the reduced tension, the movement of the camphor too short.