6th Grade > Chemistry
SORTING MATERIALS INTO GROUPS MCQs
Total Questions : 100
| Page 9 of 10 pages
Answer: Option A. ->
True
:
A
:
A
Mercury used in thermometers is the only metal that remains a liquid at room temperature. Since mercury is a metal, it has lustre.
Answer: Option B. ->
False
:
B
:
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.
Answer: Option C. ->
Gold
:
C
Lustre is the property which imparts shine to a substance. Metals generally show this property. Among the given options only gold is a metal. Whereas, stone, wood and plastic are not metals. Hence gold show the property of lustre.
:
C
Lustre is the property which imparts shine to a substance. Metals generally show this property. Among the given options only gold is a metal. Whereas, stone, wood and plastic are not metals. Hence gold show the property of lustre.
Answer: Option A. ->
True
:
A
:
A
Grouping can be done based on various parameters such as color, shape, source, etc.The objects given to you are of different shapes so they can be grouped by their shapes like cylindrical, round, irregular, etc.
Similarly, they can be grouped on the basis of colour or materials they are made from.
Answer: Option A. ->
hardness
:
A
Steel is preferred because of its hardness. Due to this, it can cut almost all the materials used in cooking.
:
A
Steel is preferred because of its hardness. Due to this, it can cut almost all the materials used in cooking.
Answer: Option D. ->
Bottle
:
D
:
D
Apple, wood and cotton are naturally available but bottle is made of plastic, which is made artificially.
Answer: Option A. ->
Opaque
:
A
:
A
Opaque objects do not allow the light to pass through them.
Example:- Wood, Gold, etc.
Tranparent objects allow the light to pass through them while translucent objects partially allow the light to pass through them.
Answer: Option D. ->
can be vaguely seen.
:
D
Paper is opaque in nature so we cannot see things on the other side through it. When the oil is spread on it then it becomes translucent. So the object on the other side can be seen vaguely.
:
D
Paper is opaque in nature so we cannot see things on the other side through it. When the oil is spread on it then it becomes translucent. So the object on the other side can be seen vaguely.
Answer: Option D. ->
Water
:
D
Ice, kerosene and petrol float on water because they are less denser than water. Thus, water is the heaviest of ice, kerosene and petrol.
:
D
Ice, kerosene and petrol float on water because they are less denser than water. Thus, water is the heaviest of ice, kerosene and petrol.
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.
:
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.
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