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Why does the temperature of a substance ...

Why does the temperature of a substance remain constant during its melting point or boiling point ?

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Why does the temperature remain constant during the melting of ice even though heat is supplied continuously ?

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BHARATI BHAWAN (ENGLISH)-MATTER IN OUR SURROUNDINGS -C. Short Answer Questions
  1. How do some animals survive in sea water ?

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  2. Which of the following is more easily compressible : Carbon dioxide o...

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  3. Why does the temperature of a substance remain constant during its mel...

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  4. Identify the physical state of the following . (i)A substance in ...

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  5. Explain why does food get quickly cooked in a pressure cooker .

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  6. Why does a desert cooler cool better on a hot dry day?

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  7. " A stone piece sinks in water , whereas a wooden cork floats over it....

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  8. Can a solid diffuse into another solid ? Give an example .

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  9. What is the difference between gas and vapour ?

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  10. " The arrangement of particles in the solid state of a substance is m...

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  11. "Both boiling water and steam have the same temperature , but water in...

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  12. Describe an activity to show that a liquid when left exposed to air di...

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  13. Describe an activity to show that different liquids evaporate at diff...

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  14. What is latent heat of fusion? State its units.

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  15. The following materials are supplied to you: (i) Glass (ii) Ice pieces...

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  16. What will you observe when cotton wool is taken in place of a gas or l...

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  17. What are the characteristics of a liquid ?

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  18. Why are gases lighter than solids and liquids ?

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  19. What type of clothes should we wear in summer?

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  20. Explain the role of temperature and pressure during the liquefaction ...

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