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6th Grade > Chemistry

SORTING MATERIALS INTO GROUPS MCQs

Total Questions : 100 | Page 2 of 10 pages
Question 11. One material can't be used for making different kinds of objects.
  1.    True
  2.    False
 Discuss Question
Answer: Option B. -> False
:
B
The statement is false. One material can be used to make different kinds of objects.
Examples: Wood can be used to make dolls, chairs, tables and even ships.
Question 12. Which of the following parameters are most important when choosing a material to build something with?
  1.    Properties and uses of material
  2.    Age of material
  3.    Origin of material
  4.    Colour of the material
 Discuss Question
Answer: Option A. -> Properties and uses of material
:
A
For using a material to make objects we need to know its uses. Also, whether the properties of materials meet the requirements for its use such as structural strength, hardness, melting and boiling points.
Question 13. What will happen when we mix sugar in a glass of water? What is this property called? [2 MARKS]
 Discuss Question

:
Process: 1 Mark
Property name: 1 Mark
When sugar is mixed with water, it will dissolve.
This property of sugar is called solubility.
Question 14. Pick the odd material out: [1 MARK]
Cotton, sponge, wool, iron
 Discuss Question

:
Iron is the odd one out since it is a hard material and the rest are soft.
Question 15. The property of a material which allows light to pass through it is called ____.
  1.    absorption
  2.    adsorption
  3.    transparency
  4.    solubility
 Discuss Question
Answer: Option C. -> transparency
:
C
Transparent materials allow light to pass through them. For example- glass windows, lenses, etc.
Question 16. Which among the following object is made using only a single type of material?
  1.    Pencil
  2.    Paper bags
  3.    Hammer
  4.    Kitchen knife
 Discuss Question
Answer: Option B. -> Paper bags
:
B
Objects can be made using only single type of material or different types of materials.
The list of objects and the materials which can used for making them is given in the table below :
ObjectMaterials usedi. Pencila. Wood and graphiteii. Paper bagsb. Paperiii. Hammerc. Wood and steeliv. Kitchen knifed. Steel and wood
Question 17. Which among the following substances is insoluble in water?
  1.    Vinegar
  2.    Sugar
  3.    Sawdust
  4.    Salt
 Discuss Question
Answer: Option C. -> Sawdust
:
C
Solubility is the ability of a substance to completely dissolve. Of the given options;vinegar, salt and sugarcompletely dissolvein water.However, when sawdust is mixed with water it floats at the top indicating it is insoluble in water.
Question 18. All metals are lustrous in nature.
  1.    True
  2.    False
  3.    Sawdust
  4.    Salt
 Discuss Question
Answer: Option A. -> True
:
A
The property of an object to shine under light is called lustre. All metals are lustrous in nature.
Question 19. Out of the following options, which group of substances is made from the same material?
  1.    Switchboard, shirt, socks
  2.    Switchboard, chair, bench
  3.    Shirt, chair, pillow
  4.    Shirt, pillow, socks
 Discuss Question
Answer: Option D. -> Shirt, pillow, socks
:
D
Different objects are made from different materials. Some ojectsare made from single type of material. Whereas, some are made from two ormore type of materials. Shirt, socks and pillow are made of cotton. Switchboard is made of plastic.Chair andbench are made of wood.
Question 20. All objects are made up of only one material.True/False
  1.    True
  2.    False
 Discuss Question
Answer: Option B. -> False
:
B
Materials can be of different types.All objects are made up of one or more materials.

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