Q.1 what are the characteristics of physical change
Q.2 Give a Reasons
1. Melting of ice is a physical change
2. Burning of an incense stick in a chemical change
3. Growth in plants is a slow change
4. Explosion of fireworks is a fast change
5. Souring of milk is an undesirable change
Q.3 Write in one Word
1. Which plant close its leaves on touching
Answers
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Explanation:
.2 Give a Reasons
1. Melting of ice is a physical change
2. Burning of an incense stick in a chemical change
3. Growth in plants is a slow change
4. Explosion of fireworks is a fast change
5. Souring of milk is an undesirable change
Q.3 Write in one Word
1. Which plant close its leaves on
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