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NCERT TELUGU-METALS AND NON-METALS-EXERCISE
- You might have seen an electrician while using the screwdriver. Why do...
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- Talk to an electician. Look at the handles of his tools. Are the handl...
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- What do cooking appliances conduct ?
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- What could be the reason for that?
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- Do all metals react with water?
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- Do you find any difference in the taste of a raw and a ripe fruit ?
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- When do you notice a pop sound is a chemical reaction?
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- What could be the reason for that?
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- Do you find any change in colour and smell of water in some water samp...
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- Which of the samples did not shine even after you cleaned them with sa...
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- Observing appearance and colour of some materials: Generally metals ar...
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- Observing appearance and colour of some materials: We all know that mi...
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- Do you think coal is sonorous?
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- What similarity do you notice among materials which produce sound ?
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- Identifying malleability of material: What is the property of drawing ...
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- Write an experiment to know the reaction of oxygen with metals and non...
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- List out the uses of the non-metal sulphur in daily life.
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- foil used in inner packing of food materials and toffees.
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- Name two non metals that have metallic lusture.
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- Most abundant element in earth crust is
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