Give one example of change which occurs on mixing two substances, but cannot be reversed. - Science

Give one example of change which occurs on mixing two substances, but cannot be reversed.

One Line Answer

Mixing of cement and water is an irreversible change.

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Chapter 6: Changes Around Us - Long Answer Questions [Page 35]

Chapter 6 Changes Around Us
Long Answer Questions | Q 15. (e) | Page 35

Short Answer Type Question:
What is a physical change? Explain with example.

Long Answer Type Question:
Explain how a metal rim slightly smaller than a wooden wheel can be fixed on it.

A stretched rubber band comes back to normal shape. It is an example for ________.

Circle the odd one.

Analogy

Dissolution of glucose : reversible change :: Digestion of food: ___________ change

Which is reversible change?

Changes which cannot be reversed are called ______.

Most of the physical changes are ______.

Analogy:

Irreversible change: Making idly front batter.
Reversible change: ______.

Change of a bud into a flower is a change which cannot be reversed. Give four more such example.