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You might have seen an electrician while...

You might have seen an electrician while using the screwdriver.
Why does a screwdriver used by electricians not have metal handle?

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NCERT TELUGU-METALS AND NON-METALS-EXERCISE
  1. The questions Raheem might have asked Are there any other metal substa...

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  2. Discuss the acidic and basic nature of the metals and non-metals with ...

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  3. You might have seen an electrician while using the screwdriver. Why do...

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  4. Talk to an electician. Look at the handles of his tools. Are the handl...

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  5. What do cooking appliances conduct ?

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  6. What could be the reason for that?

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  7. Do all metals react with water?

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  8. Do you find any difference in the taste of a raw and a ripe fruit ?

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  9. When do you notice a pop sound is a chemical reaction?

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  10. What could be the reason for that?

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  11. Do you find any change in colour and smell of water in some water samp...

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  12. Which of the samples did not shine even after you cleaned them with sa...

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  13. Observing appearance and colour of some materials: Generally metals ar...

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  14. Observing appearance and colour of some materials: We all know that mi...

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  15. Do you think coal is sonorous?

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  16. What similarity do you notice among materials which produce sound ?

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  17. Identifying malleability of material: What is the property of drawing ...

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  18. Write an experiment to know the reaction of oxygen with metals and non...

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  19. List out the uses of the non-metal sulphur in daily life.

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  20. foil used in inner packing of food materials and toffees.

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