Monday 23 May 2011

Sorting Materials into Groups : CBSE - NCERT Class VI Science Lesson 4:

science Textbook:
Lesson 4:Sorting Materials into Groups.


1.Question. Name fie objects which can be made of wood?
Answer. (1) Table.(2) Chair.(3) Spoon.(4) Door.(5) Box
2. Question. Select those objects from the following which shine?
Glass bowl,plastic toy, steel spoon,cotton shirt.
Answer. Steel spoon, and glass bowl.

3. Question. Match the object given below with the materials from which they could be made.
Remember an object could be made from more than one material  and a given material could be use for making many objects.
Answer. Objects      Materials
              Book  _______  Paper
             Tumbler______ Glass
            Chair________ Wood
            Toy_________ Plastic
            Shoe________ Leather

 4. Question.State whether the statements given below are True Or False
Answer. 1.Stone transparent, while glass is opaque. (False)
        2.A notebook has luster while eraser does not.(False)
        3.Chalk dissolve in water.(False)
        4.A piece of wood floats on water.(True)
        5.Sugar does not dissolve in water.(False)
        6.Oil mixes with water.(False)  
        7.Sand settles down in water. (True)
        8.Vinegar dissolve in water. (True)

5.Question. Given below are the names of some objects  and material.
Water, basketball,orange,sugar, globe, apple and earthen pitcher. group them as.
(a) Round shaped and other shapes.
(b) Eatables and non-eatables.
Answer. (a) Round shaped----------------Basket ball, Orange, Globe.
                  Other shapes----------------- Apple.
             (b) Eatables---------------------- water, Orange, Sugar,Apple.
                 Non_eatables------------------ Basket ball, Globe, Earthen pitcher.

6.Question. List all items  known to you that float on water. Check and see if they will float on oil or kerosene.They also float on oil or kerosene.

  1. Plastic
  2. Balloon.
  3. Feather. 
  4. Paper boat. 
  5. Wood. 
  6. Thermocole.
  7. Cane.
  8. Boat.
  9. Hair.

7.Question.Find the odd one out from the following:
(a) Chair, Bed, Table, Baby, Cupboard. --------------     Baby      
(b) Rose, Jasmine, Boat, Marigold, Lotus.--------------   Boat
(c) Aluminum, Iron, Copper, Silver,Sand. --------------   Sand
(d) Sugar, Salt, Sand, Milk, Milk Powder.--------------   Sand

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