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Describe an activity to show that partic...

Describe an activity to show that particles of matter have spaces between them.

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DINESH PUBLICATION-MATTER IN OUR SURROUNDINGS -Short Answer Questions
  1. List three characteristics of particles of matter. Describe one exampl...

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  2. Explain which one will cause more severe burns-boiling water at 100^(...

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  3. Archit dropped a crystal of potassium permanganate into two beakers A ...

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  4. 5 mL of water was taken in a test tube and china dish separately. Thes...

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  5. When a solid melts, its temperature remains constant. Explain.

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  6. Draw a flow sheet diagram to illustrate interconversion of three state...

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  7. It is a hot summer day. Priyanshi and Ali are wearing cotton and nylon...

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  8. Explain how three states of matter arise due to the variation in the c...

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  9. To which physical state of matter, do the following statements apply ?...

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  10. Describe an activity to show that particles of matter have spaces betw...

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  11. How will you separate a mixture of naphthalene balls powder and common...

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  12. Define (a) Compressibility (b) Rigidity (c ) Fluidity.

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  13. (a) Define the process of vaporisation. (b) List four factors which ...

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  14. How does perspiration or sweating help keep our body cool on a hot day...

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  15. Boiling and Evaporation

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  16. Give reasons for the following observations (a) The smell of lighted...

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  17. (a) When common salt is added to water, will there be any change in vo...

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  18. Out of boiling and evaporation, which is a surface phenomenon ? Explai...

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  19. Define boiling point. Write down the boiling point of water of Celcius...

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  20. Liquids and gases are commonly known as fluids. Compare their properti...

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