Question

multiple choice question
what is brownian movement?
the movement of brown dye
the motion of water molecules as they move from the brown soil to the root
the movement of water from area of high pressure to low pressure
the constant motion of molecules

Explanation:

Brownian movement refers to the random and constant motion of microscopic particles (such as molecules) suspended in a fluid, caused by collisions with the surrounding molecules.

Answer:

The constant motion of molecules