Question

IDENTIFY THE TYPE OF CHANGE INVOLVED IN THE FOLLOWING:
a. Change of Ice into Water ____________
b. Change of water into water vapour ___________
c. Change of solid into gas _______________
d. Blowing of balloon ____________________
e. Drying wet cloth __________________
f. Burning of a candle ________________
g. Making biogas from cow dung ______________

Answer 1

Answer:

(a) melting

(b) evaporation

(c) sublimation

(d) reversible change

(e) physical change

(f) physical change

(g) irreversible