Question

give two reason to justify (a) water at room temperature is a liquid(b) an iron almirah is a solid at room temperature

Answer 1

a) because of water's boiling point and melting point is 100degrees but the temperature of room is approx 30 or 40

Answer 2

(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.

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