Question

when a smoke spread in air its molecules take up the space between molecules of air?​

Answer 1

Answer:

yes this is true ✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓

Answer 2

When an air particle bombards a smoke particles, the smoke particle moves to the same direction as the air particle that hit it. When another air particle hits the smoke particle, it changes its direction to that of the second air particle, and so on. This is called Brownian motion.