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Define pressure and what are its units?...

Define pressure and what are its units?

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MBD -HARYANA BOARD-SHORT ANSWER TYPE QUESTIONS-EXAMPLE
  1. Give two examples of situations in which applied force causes a change...

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  2. A rocket has been fired upwards to launch a satellite in its orbit. Na...

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  3. Define pressure and what are its units?

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  4. Mention advantages and disadvantages of force.

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  5. The following diagram shows that suddenly a player started pouring pow...

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  6. You spill a bucket of soapy water on a marble floor accidentally. Woul...

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  7. Explain why sportsmen use shoes with spikes.

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  8. Iqbal has to push a lighter box and Seema has to push a similar heavie...

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  9. Explain why sliding friction is less than static friction.

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  10. Give examples to show that friction is both a friend and a foe.

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  11. Explain why objects moving in fluids must have special shapes.

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  12. The following diagram shows some instruments. Identify the part which ...

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  13. Identify the picture. Tell whose picture is this and which part of it ...

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  14. The following diagram shows which instrument? Which part of it produce...

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  15. Identify the diagrams and tell i) Which produces lower pitch of soun...

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  16. A pendulum oscillates 40 times in 4 seconds. Find its time period and ...

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  17. The sound from a mosquito is produced when it vibrates its wings at an...

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  18. What is the difference between noise and music? Can music become noise...

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  19. List sources of noise pollution in your surroundings.

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  20. Explain in what way noise pollution is harmful to humans.

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