Give one word/a few words for:
Zig-zag movement of small particles.
The continuous zig-zag movement of small particles is called Brownian movement.
Fill in the blank by choosing the correct words from the options given below:
The zig-zag movement of particles suspended in air or water is called ________ movement.
The intermingling of substances by the natural movement of their particles.
The zig-zag random movement of particles of colloidal solution is called _________.