6th Standard Science (Sorting Materials into Groups)

 Sorting Materials into Groups

I. Answer the following:-

1. Name five objects which can be made from wood.
Ans: Table, Chair, Doors, Boat, Bed.

 

2. Select those objects from the following which shine: Glass bowl, plastic toy, steel spoon, cotton shirt.
Ans: Glass bowl and steel spoon are shining objects.

 

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 materials and a given material could be used for making many objects.

Objects	Materials
Book	Glass
Tumbler	Wood
Chair	Paper
Toy	Leather
Shoes	Plastics

Answer:

Objects	Materials
Tumbler	Glass and plastic Wood
Chair	Wood and plastic Paper
Book	Paper
Toy	Plastic and Wood
Shoes	Leather

 

4. Given below are the names of some objects and material: water, basket ball, orange, sugar, globe, apple and earthen pitcher Group them as:
a) Round shaped and other shapes.
b) Eatable and non – eatables.
Ans:

(a) Round shaped	Other shaped
Basket ball	Apple
Apple	Sugar
Orange
Globe
Earthen pitcher

 

(b) Eatable	Non eatable
Water	Basket ball
Orange	Globe
Sugar	Earthen pitcher
Apple

 

5. List all items known to you that float on water. Check and see if they will float on oil or kerosene.
Ans:
(a) List of some items that float on water:
1) Paper
2) Wood
3) Thin plastic sheet
4) Wax
5) Ice
6) Thermocol
7) Oil Lotus.

(b) List of items that float on kerosene
1) Paper Sand
2) Thermocol

  

II. State whether the statements given below are true or false.

a) Stone is transparent, while glass is opaque. (False)
b) A notebook has luster while eraser does not. (False)
c) Chalk dissolves in water. (False)
d) A piece of wood floats on water (True)
e) Sugar does not dissolve in water. (False)
f) Oil mixes with water. (False)
g) Sand settles down in water. (True)
h) Vinegar dissolves in water. (True)

 

III. 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, Copper sulphate