EASY
6th CBSE
IMPORTANT
Earn 100

The conversion of ice into water is not a chemical change, why?

Important Questions on Changes Around Us

MEDIUM
6th CBSE
IMPORTANT
The Science Hub>Chapter 6 - Changes Around Us>Exercises>PICTURE-BASED QUESTION

Look at the given picture and write the changes you observe in them?

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EASY
6th CBSE
IMPORTANT
The Science Hub>Chapter 6 - Changes Around Us>Exercises>Q 1
Sometimes a glass tumbler breaks when we add hot water to it but does not break on adding water which is at normal temperature, why?
EASY
6th CBSE
IMPORTANT
The Science Hub>Chapter 6 - Changes Around Us>Exercises>Q 2
Making the dough is a physical change while making chapati is a chemical change. Why?
EASY
6th CBSE
IMPORTANT
The Science Hub>Chapter 6 - Changes Around Us>Exercises>Q 3
There are certain changes that involve both physical and chemical change. Can you give one such example?
EASY
6th CBSE
IMPORTANT
The Science Hub>Chapter 6 - Changes Around Us>Exercises>Q 4
Is making curd from milk a reversible change or an irreversible change? Why?