Sorting Materials Into Groups-Solutions

CBSE Class–VI Subject Science
NCERT Solutions
(CHAPTER-04)
SORTING MATERIALS INTO GROUPS
Question 1. Name five objects which can be made from wood.
Answer: Objects made from wood:
(i) Table, (ii) Chair, (iii) Bullockart, (iv) Door, (v) Wooden box.
Question 2. Select those objects from the following which shine:
Steel, Spoon, Glass bowl.
Answer: The objects which shine from the following are:
(i) Steel spoon
(ii) Glass bowl.
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 given material could be used for making many objects.
Objects
Materials
Book
Tumbler
Chair
Toy
Shoes
Glass
Wood
Paper
Leather
Plastic
Answer:
Objects
Materials
Book
Tumbler
Chair
Toy
Shoes
Paper.
Glass, plastic
Wood, plastic.
Glass, wood, leather, plastic
Leather.
Question 4. State whether the statements given below are true or false:
(i) Stone is transparent, while glass is opaque.
(ii) A note book 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:  (i)F, (ii)F, (iii)F, (iv)T, (v)F, (vi)F, (vii)T, (viii)T
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 shaped
(b) Eatables and non-eatables.
Answer:
Round shaped
Other shaped
Eatable
Non-eatable
Basketball
Orange
Globe
Earthen pitcher

Apple
Water
Sugar
Water
Orange
Sugar
Apple
Basketball
Globe
Earthen pitcher
Question 6. List all items known to you that float on water. Check and see if they will float on oil or kerosene.
Answer: Items that float on water include:
(i) Plastic ball, (ii) Balloon, (iii) Feather, (iv) Matchstick, (v) Wood, (vi) Thermocole, (vii) Cane, (viii) Boat, (ixHair
They also float on oil or kerosene.
Question 7. Find the odd one out from the following:
(a) Chair, Bed, Table, Baby, Cupboard.
(b) Rose, Jasmine, Boat, Marigold, Lotus.
(c) Aluminium, Iron, Copper, Silver, Sand.
(d) Sugar, Salt, Sand, Milk, Milk powder.
Answer: (a) Baby, (b) Boat, (c) Sand, (d) Sand