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Give reasons : (a) When a stone is dip...

Give reasons :
(a) When a stone is dipped in a glass containing some water, the level of water rises but when a spoon of sugar is added to it and stirred, the water level does not rise.
(b) A drop of ink added to water in a glass turns the whole water blue.

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ICSE-MATTER AND ITS COMPOSITION-EXERCISE
  1. Define matter.

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  2. State three differences between mass and weight.

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  3. If an object weighs 6 N on earth what will be its weight on moon ? Wha...

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  4. Write your observation and conclusion for the following: (a) When fe...

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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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  12. Give reasons : (a) When a stone is dipped in a glass containing some...

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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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  18. Name the terms for the following : (a) The change of a solid into li...

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  19. Classify the following into solids, liquids and gases. Oxygen,milk,c...

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