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Sudheer wants to make his vessels, which...

Sudheer wants to make his vessels, which are made of Brass and copper, clean and shiny. What suggestions you would like to give him?

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VGS PUBLICATION-BRILLIANT-CHANGES AROUND US-EXERCISE
  1. Fill in the blanks in the following statements. Magnesium + Oxygen giv...

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  2. Fill in the blanks in the following statements. Copper sulphate + Iron...

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  3. Sudheer wants to make his vessels, which are made of Brass and copper,...

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  4. Anurag appreciates the changes in ripe mango as “How nice its colour a...

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  5. The changes like chicks came out of eggs, blossoming flowers etc, are ...

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  6. Collect information on changes taking place in food during the process...

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  7. Collect information on the process of artificial ripening of fruits in...

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  8. Ravi prepared carbondioxide using baking soda and vinegar. Carbondioxi...

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  9. When you burn a piece of wood different changes take place. Analyse th...

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  10. When you burn a piece of wood different changes take place. Analyse th...

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  11. When you burn a piece of wood different changes take place. Analyse th...

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  12. When you burn a piece of wood different changes take place. Analyse th...

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  13. What are periodical changes ?

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  14. Mention some physical changes you observe in your daily life.

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  15. Explain what are physical and chemical changes: Give examples.

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  16. classify the following processes into physical changes or chemical c...

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  17. What is rust and rusting? Why does iron rust ? What type of a change i...

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  18. What is Galvanisation? Explain its importance.

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  19. What happens when you put a small quantity of Camphor in a dish and pl...

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  20. What happens when you put a small quantity of Camphor in a dish and pl...

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