Class 6 - Science - Chapter 6
Changes Around Us
Q1: Pick the change that can be reversed from the following.
(b) Melting of ghee
(c) Burning of candle
(d) Blooming of flower
Q2: Which of the following changes cannot be reversed?
(a) Hardening of cement
(b) Freezing of ice cream
(c) Opening a door
(d) Melting of chocolate
Q3: An iron ring is heated. Which of the following statement about it is incorrect?
(a) The ring expands
(b) The ring almost comes to the same size on cooling
(c) The change, in this case, is reversed
(d) The ring changes its shape and the change cannot be reversed