Q.1. Is There any similarity in materials ? Ans. Yes, all materials possess mass and occupy...
Q. 1. When a crystal of potassium permanganate is placed in a beaker containing water, its purple&nb...
Q. 1. Substance 'A' has high compressibility and can be easily liquefied. It can take up the...
Q. 1. Describe the continuous motion of particles of matter with the help of an activity. Ans. (a...