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What is the importance of (a) melting po...

What is the importance of (a) melting point of solid and (b) boiling point of a liquid ?

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MBD-MATTER IN OUR SURROUNDINGS-Example
  1. What are the uses of interconversion of matter ?

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  2. Give the important properties on the basis of which the three states o...

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  3. What is the importance of (a) melting point of solid and (b) boiling p...

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  4. Give two differences between boiling and evaporation.

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  5. Name five substances which are solids, five substances which are liqui...

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  6. Represent interconversion of states by using a figure.

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  7. State what is observed when iodine is heated in a test tube

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  8. Why do gases have neither a definite shape nor a definite volume ?

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  9. Give an experiment to prove that gases are more compressible as compar...

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  10. which phenomenon occurs during the following changes : Size of naphtha...

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  11. Which phenomenon occurs during the following changes : Wax melts in t...

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  12. Which phenomenon occurs during the following changes : Drying of wet c...

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  13. Which phenomenon occurs during the following changes : Formation of ...

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  14. Why do things around our surroundings look different ?

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  15. Define matter.

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  16. Give five examples of matter.

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  17. What are Panch Tatva ?

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  18. Name the Panch Tatva ?

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  19. How many basic elements were there according to ancient greek philosop...

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  20. What are the basic elements according to greek philosophers ?

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