Sorting Materials Into Groups

10 Questions | Total Attempts: 161

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Sorting Materials Into Groups


Questions and Answers
  • 1. 
    An iron nail is kept in each of the following liquids. In which case would it lose its shine and appear dull?
    • A. 

      (a) Mustard oil

    • B. 

      (b) Soft drink

    • C. 

      (c) Coconut oil

    • D. 

      (d) Kerosene

  • 2. 
    Soft substances are easy to scratch
    • A. 

      True

    • B. 

      False

  • 3. 
    Mirror is a/an_____________kind of substance (Opaque/Transparent)
  • 4. 
    While doing an activity in class, the teacher asked Paheli to handover a transluscent material. Which among the following materials will Paheli pick and give her teacher?
    • A. 

      (a) Glass tumbler

    • B. 

      (b) Mirror

    • C. 

      (c) Muslin cloth

    • D. 

      (d) Aluminium foil

  • 5. 
    Boojho found a bag containing the following materials (i) Mirror (ii) Paper stained with oil (iii) Magnet (iv) Glass spectacles Help Boojho in finding out the material(s) which is/are opaque.
    • A. 

      (a) (i) only

    • B. 

      (b) (iv) only

    • C. 

      (c) (i) and (iii)

    • D. 

      (d) (ii) and (iv)

  • 6. 
    Which pair of substances among the following would float in a tumbler half filled with water?(one or more correct options are right)
    • A. 

      (a) Cotton thread, thermocol

    • B. 

      (b) Feather, thread

    • C. 

      (c) Pin, oil drops

    • D. 

      (d) Rubber band, coin

  • 7. 
    Which of the following statements is not true?
    • A. 

      (a) Materials are grouped for convenience.

    • B. 

      (b) Materials are grouped to study their properties.

    • C. 

      (c) Materials are grouped for fun.

    • D. 

      (d) Materials are grouped according to their uses.

  • 8. 
    Which type of the following materials is used for making the front glass (wind screen) of a car?
    • A. 

      (a) Transparent

    • B. 

      (b) Translucent

    • C. 

      (c) Opaque

    • D. 

      (d) All the above

  • 9. 
    Which among the following are commonly used for making a safety pin?
    • A. 

      (a) Wood and glass

    • B. 

      (b) Plastic and glass

    • C. 

      (c) Leather and plastic

    • D. 

      Steel and plastic

  • 10. 
    _____________is a gas that dissolves in water and is important for marine life.
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