Sorting Materials In to Groups Class 6th Science

 

NOTES PREPARED BY 
ASHAQ HUSSAIN BHAT 
TEACHER SCHOOL 
EDUCATION DEPARTMENT 
JAMMU AND KASHMIR

'Sorting Materials In To Groups'

Text Exercises

Name five objects which can be made from wood.

Ans:- Chair, Table, Desk , windows, Doors and Boats etc

2. Select those objects from the following which shine:

Glass bowl, plastic toy, steel spoon, cotton shirt

Ans:- Steel spoon, Glass Bowl. 

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.

Objects                                 Materials

Book                                    Glass

Tumbler                             wood

Chair                                  Paper

Toy                                     Leather

Shoes                                 Plastics

Answer:-

Object                                 Material

Book                                     Paper

Tumbler                               Glass, Plastic

Chair                                     Wood, Plastic

Toy                                         Plastic Wood

Shoes                                     Leather

4. State whether the statements given below are True or False.

Solved

(i) Stone is transparent, while glass is opaque.(F) 

(ii) A notebook has lustre while eraser does not(F) 

iii)Chalk dissolves in water.(F) 

(iv) A piece of wood floats on water.(T) 

(V) Sugar does not dissolve in water.(F) 

(vi) Oil mixes with water.(F) 

(vii) Sand settles down in water.( T) 

(viii) Vinegar dissolves in water.( T) 

Q. 5Given below are the names of some objects and materials:
Water, basket ball, orange, sugar, globe, apple and earthen pitcher
Group them as:

(a) Round shaped and other shapes

(b) Eatables and non eatables

Ans:-(Ai)Round Shaped :- Basket Ball., Orange, Globe, Apple, Earthen pitcher

(Aii) Other Shaped:- Water, Sugar

(Bi) Eatables :- Water, Orange, Sugar, Apple

(Bii) Non. Eatables:-Basket ball, Globe, Earthen pitcher. 

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

Ans:-

List of items that float on water:

Wood, Paper, Grass, Plastic, Oil, Wax, Thermacoal, Snow/ ice, Feather, Leaves etc

List of items that float on oil

Paper, Plastic Sheet, Wax, Thermacoal, Wood

List of items that float on Kerosene. 

Paper, Thermocol, Plastic piece

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, Copper sulphate

Ans :- Baby (only living) 

Boat (only thing rest flowers) 

Sand (Only non metal) 

Sand(Only one insoluble  in water) 

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