COMET-II

THE COMET-I DETAILED EXPLANATION PART 1

THE COMET-I DETAILED EXPLANATION PART 2

Match list I with list II and select the correct answer : {:("Column-I","Column-II"),((A)"Coagulation",(p)"Scattering of light"),((B)"Dialysis",(q)"Washing of precipitates"),((C )"Peptization",(r)"Purification of colloids"),((D)"Tyndall effect",(s)"Electrolyte"),(,(t)"Visibility of tall of comets"):}

Statement I : Comets revolve round the Sun only in long elliptical orbits. Statement II : A comet develops a tail when it gets close to the Sun.

Fig. 17.6 shows comets without their tail. Show the tails of the comets at position A, B, and C. In which position will the tail be longest?

Write a short note on 'Comets'.

Comets revolve around