Which of the following process / processes release heat ? (i) condensation (ii) vaporisation (iii) freezing (iv) melting
(a) only (i) (b) only (iv) (c) (i) and (iii) (d) (ii) and (iv)
Which of the following cannot be classified as matter? (I) Joy (II) Water bottle (III) Lemonade (IV) Jealousy A. Only I B. Only III C. Both II and III D. Both I and IV