Class 8th Standard New Syllabus Creative Question In Chapter Forces And Pressure

8th Standard EM

    Reg.No. :
  •  
  •  
  •  
  •  
  •  
  •  

Science

Use Blue Ink Pen Only

Time : 02:00:00 Hrs
Total Marks : 50

    Part-A

    Multiple Chioce Qusetion

    3 x 1 = 3
  1. If we apply a force against the direction of motion of a body, then the body will

    (a)

    stop moving

    (b)

    move with an increased speed

    (c)

    move with a decreased speed

    (d)

    move in a different direction

  2. Which of the following liquids has more viscosity?

    (a)

    Grease

    (b)

    Water

    (c)

    Coconut oil

    (d)

    Ghee

  3. The unit of viscosity is

    (a)

    N m2

    (b)

    poise

    (c)

    kg m s–1

    (d)

    no unit

  4. Part-B

    Answer The Following Questions
    4 x 2 = 8
  5. Name two instruments, which help to measure the pressure of a fluid.

  6. Define one atmosphere.

  7. Why are heavy bags provided with broad straps?

  8. Which has greater viscosity, oil or honey? Why?

  9. Part-C

    Answer The Following Questions

    3 x 3 = 9
  10. Why is a ball bearing used in a cycle hub?

  11. Why is it not advisable to take a fountain pen while travelling in an aeroplane?

  12. Vidhya posts a question: Mercury is costly. So, instead of mercury can we use water as a barometric liquid? Answer to Vidhya and explain, the difficulty of constructing a water barometer.

  13. Part-D

    Answer The Following Questions

    4 x 5 = 20
  14. Give the different types of friction and explain each with an example.

  15. Describe an experiment to prove that friction depends on the nature of a surface.

  16. Explain how friction can be minimised.

  17. Describe an experiment to prove that the pressure in a liquid increases with depth.

*****************************************

Reviews & Comments about Class 8th Standard New Syllabus Creative Question In Chapter Forces And Pressure

Write your Comment