The absorption of ink by blotting paper involves?
A. Viscosity of ink
B. Capillary action phenomenon
C. Diffusion of ink through the blotting
D. Siphon action
Answer:C
The absorption of ink by blotting paper involves?
A. Viscosity of ink B. Capillary action phenomenon C. Diffusion of ink through the blotting D. Siphon action