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MBD-MATTER IN OUR SURROUNDINGS-Example
- Give characteristics of gases.
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- Give four examples each of solids, liquids and gases.
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- What is the full form of CNG ?
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- Why do solids have definite shapes ?
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- Why does a tyre can be inflated with large volume of air ?
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- Why don't gases have definite shapes and volumes?
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- How many states of water are there ?
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- The temperature at which a solid melts is called..... .?
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- What is the SI unit of temperature ?
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- 0^@ C =....... K.
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- How is kelvin temperature changed to centigrade temperature ?
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- How is centigrade temperature changed in kelvin temperature ?
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- Define fusion.
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- What is the boiling point of water ?
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- Define sublimation.
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- What is dry ice ?
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- What is the unit of pressure ?
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- What is the SI unit of pressure ?
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- What is normal atmospheric pressure ?
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- How does a liquid change into vapour without boiling ?
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