state gov UP Police Workshop Staff (Radio Cadre) Mock Test General Science Chemistry States of Matter
Which of the following statement is NOT correct about the Brownian motion?
1
The best evidence for the existence and movement of particles in liquids was given by Robert Brown in 1827
2
Brownian motion can be observed in all the states of matter
3
The tiny dust particles mover here and there because they are constantly hit by the fast moving particles of air
4
The zig-zag movement of the small particles suspended in a liquid (or gas) is called Brownian motion