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प्रश्न
Drying of wet clothes in air is an example of
विकल्प
Chemical change
Undesirable change
Irreversible change
physical change
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उत्तर
Irreversible change
APPEARS IN
संबंधित प्रश्न
Very Short Answer Type Question:
Give two examples of irreversible changes.
Match the following.
| Bud to flower | Dr. A.P.J. Abdul Kalam |
| Reversible change | Recyclable waste |
| India 2020 | Organic waste |
| Paper | Melting of ice |
| Vegetables | Irreversible change |
Choose the odd one out. Give reason for your choice.
Inflating a balloon, popping a balloon, fading of wall paint, burning of kerosene
A drawing sheet changes when you draw a picture on it. Can you reverse this change?
What are reversible changes?
When ‘Touch me not’ plant is touched by us, ______ changes occur.
An iron ring is heated. Which of the following statement about it is incorrect?
Salt can be separated from its solution (salt dissolved in water), because ______.
Boojho’s sister broke a white dove, a symbol of peace, made of Plaster of Paris (POP). Boojho tried to reconstruct the toy by making a powder of the broken pieces and then making a paste by mixing water. Will he be successful in his effort? Justify your answer.
Give one example of change which occurs on heating but cannot be reversed.
