Question

5. What is the physical state of water at-
(a) 25°C
(b) 0°C
6. Give two reasons to justify-
(c) 100°C?​

Answer 1

Answer: (a) water at room temperature is liquid because at this temperature (i)it has fixed volume and (ii)it can flow. (B) An iron almirah is solid at room temperature because at this temperature (i) it has definite shape along with fixed volume and (ii) It can not flow like water and hence does not possess fluidity.