Page 1 - Home Assignment 1

SAI INTERNATIONAL SCHOOL
Class - VI
Subject - Chemistry
Topic – Changes Around Us
Sub-Topic – Physical Change, Chemical Change, and their Properties

Home Assignment

Objective Questions/MCQs:-

1. Raghu in his craft class is making beads by using POP (plaster of Paris). The setting of
beads by using water is a/an:
a) Physical change
b) Reversible change

c) Irreversible change
d) No change

2. Which of the following is a beneficial change?
a) Rusting of iron object b) Spoilage of food
c) Ripening of fruit d) Souring of milk.
3. When ice-cream melts:
a) Heat is lost from the ice-cream

b) Heat is gained by the ice-cream
c) Heat is lost from the air
d) Heat is gained by the air
(i) (a) and (b) (ii) (a) and (c)
(iii) (b) and (d) (iv) (b) and (c)

4. Which of the following is the cause of the conversion of ice into the water?
a) Heat
b) Electricity

c) Light
d) Force

5. Which change among the following changes is not included in a reversible change?
a) Change in state
b) Change in the internal structure
c) Change in position
d) Change of colour

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