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6th CBSE
IMPORTANT
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In a physical change, no new substances are formed.

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Important Questions on Changes Around Us

EASY
6th CBSE
IMPORTANT
New Science Ahead>Chapter 7 - Changes Around Us>Looking Back>Q 5
A physical change is always reversible.
EASY
6th CBSE
IMPORTANT
New Science Ahead>Chapter 7 - Changes Around Us>Looking Back>Q 1
The substances that take part in a chemical reaction are called products.
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6th CBSE
IMPORTANT
New Science Ahead>Chapter 7 - Changes Around Us>Looking Back>Q 2
Rusting results in the formation of a new substance.
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6th CBSE
IMPORTANT
New Science Ahead>Chapter 7 - Changes Around Us>Looking Back>Q 3
The burning of a candle shows both physical and chemical changes.
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6th CBSE
IMPORTANT
New Science Ahead>Chapter 7 - Changes Around Us>Looking Back>Q 4
Chemical changes are mostly reversible.
EASY
6th CBSE
IMPORTANT
New Science Ahead>Chapter 7 - Changes Around Us>Looking Back>Q 5
The rusting of iron is an example of a slow change. 
EASY
6th CBSE
IMPORTANT
New Science Ahead>Chapter 7 - Changes Around Us>Exercises>Q 1
Which of the following is a reversible change?
EASY
6th CBSE
IMPORTANT
New Science Ahead>Chapter 7 - Changes Around Us>Exercises>Q 2
Which of the following is a physical change?