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Write your observation and conclusion fo...

Write your observation and conclusion for the following:
(a) When few marbles are put in a glass half filled with water.
(b) Ice is kept at room temperature.

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  5. State three main characteristics of the particles of matter.

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  6. Differentiate between an atom and a molecule.

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  7. Define: (a) Solid (b) Liquid (c) Gas Give two examples of each...

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  8. Why are liquids and gases called fluids?

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  9. (a) Define: interconversion of states of matter. (b) What are the tw...

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  10. (b) Why do solids, liquids and gases differ in their physical state ?

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  11. (c) Under what conditions do solids, liquids and gases change their st...

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  13. Fill in the blanks : ( a) Air is a matter because it has ..............

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  14. Fill in the blanks : (b) The molecules are made up of .................

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  15. Fill in the blanks : ( c) The quantity of matter in an object is cal...

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  16. Fill in the blanks : ( d) The state of matter with definite volume a...

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  17. Fill in the blanks : ( e) The substances which can flow are called …...

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