Ncert Solutions for Class 6 Science Chapter 4 Sorting Materials into Groups
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Name five objects which can be made from wood. Answer
Select those objects from the following which shine:
Glass bowl, plastic toy, steel spoon, cotton shirt Answer
Objects which shine are: Glass bowl and steel spoon. Question 3
Match the objects 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 used for making many objects.
State whether the statements given below are True or False.
(i) Stone is transparent, while glass is opaque.
(ii) A notebook has lustre while eraser does not.
(iii) Chalk dissolves in water.
(iv) A piece of wood floats on water.
(v) Sugar does not dissolve in water.
(vi) Oil mixes with water.
(vii) Sand settles down in water.
(viii) Vinegar dissolves in water. Answer
(viii) True Question 5
Given below are the names of some objects and materials: 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 and other shapes:
(b) Eatables and non eatables
List all items known to you that float on water. Check and see if they will float on an oil or kerosene. Answer Some items which can float on water
A few of these like hair, balloon can float on kerosene or oil also
Generally, substances have less density than oil and water can float. Question 7
Find the odd one out from the following:
(a) Chair, Bed, Table, Baby, Cupboard
(b) Rose, Jasmine, Boat, Marigold, Lotus
(c) Aluminum, Iron, Copper, Silver, Sand
(d) Sugar, Salt, Sand, Copper sulphate Answer
(a) Baby as rest are made up of wood
(b) Boat as rest of others are flowers
(c) Sand as rest of others are metals
(d) Sand as rest others are soluble in water