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Can density be used to identify what a s...

Can density be used to identify what a substance is made of ? Give reason for your answer.

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ICSE-MODEL TEST PAPERS -Model Test Paper 2 (Section II)
  1. Can density be used to identify what a substance is made of ? Give rea...

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  2. How do you explain the cleaning action of detergent on the basis of in...

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  3. Solids are not easily compressible. Give reason.

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  4. When you come out of a swimming pool on a windy day, you feel cold. Gi...

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  5. Look at the given figure and answer the following questions: When...

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  6. Look at the given figure and answer the following questions: What...

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  7. Look at the given figure and answer the following questions: What...

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  8. Look at the given figure and answer the following questions: How ...

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  9. Swimming in sea water is easier than in fresh water.

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  10. Iron has a density of 7.8 "g/cm"^3 and mercury has a density of 13.5 "...

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  11. What is the mass of 5 m^3 of cement of density 3050 "kg/m"^3 ?

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  12. How does a hot air balloon work?

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  13. Why are solids generally denser than liquids?

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  14. It is easier to open a door by pushing at a point away from the hinge ...

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  15. If the weight of a box is 500 N and the area of contact is 300 "cm"^2,...

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  16. Name the device with which atmospheric pressure is measured.

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  17. The walls of dams are made stronger and thicker at the bottom. Why?

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  18. Rahul pushed a toy car and it moved a distance of 5 m. If the work don...

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  19. Look at the figure given below and answer the following questions: ...

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  20. Look at the figure given below and answer the following questions: ...

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  21. Look at the figure given below and answer the following questions: ...

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