Last seen: Nov 14, 2021
Atoms or molecules make up matter or matter is composed of atoms/molecules.
Matter is made up of small particles which attract each other and the attraction differs from substance to substance. Chalk breaks easily on hammering...
This illustration shows that the particles are constantly moving in all directions.
In this observation it displays that each crystal of Potassium Permanganate must be made up of millions of small particles i.e. particles of matter ar...
The characteristic of matter illustrated by this observation is that the particles of matter have spaces between them.
Diffusion is the term used to describe the mixing of copper sulphate and water kept in beaker on its own.
Diffusion and Brownian motion are the two processes which provide best evidence for the motion of particles in matter.
The condition for something to be called as matter is that it should occupy space and have mass.
Correct answer is: (c) slinky
Correct answer is: (c) increases
Correct answer is: (a) in solids
Correct answer is: (c) ground glass
Correct answer is: (b) BD
Correct answer is: (c) if disturbance moves
Correct answer is: (d) musical notes of an orchestra
Correct answer is: (c) vacuum
Correct answer is: (c) 20
Correct answer is: (c) metal plates