During summer holidays, a group of children collected a lump of salt, green grass, broken glass piece, a small thermocol box, pen, iron nail, glass marbles, hair, naphthalene ball, a piece of sugar candy (mishri) and tried to group them on the basis of properties given in table 4.1 below. Help them in filling the table. Name of the material Appearance (Hard/Soft) Transparency (Transparent/Translucent/Opaque) Floats/Sinks in water Soluble/Insoluble in water
ScienceClass 6CBSEAnswered 27 Mar 2026
Answer
Solution:
|
Name of the material |
Appearance (Hard/Soft) |
Transparency (Transparent/Translucent/Opaque) |
Floats/Sinks in water |
Soluble/Insoluble in water |
|
Lump of salt |
Hard |
Opaque |
Sinks |
Soluble |
|
Green grass |
Soft |
Opaque |
Floats |
Insoluble |
|
Broken glass piece |
Hard |
Transparent |
Sinks |
Insoluble |
|
Thermocol box |
Soft |
Opaque |
Floats |
Insoluble |
|
Pen |
Hard |
Opaque |
Floats |
Insoluble |
|
Iron nail |
Hard |
Opaque |
Sinks |
Insoluble |
|
Glass marbles |
Hard |
Transparent |
Sinks |
Insoluble |
|
Hair |
Hard |
Opaque |
Floats |
Insoluble |
|
Naphthalene ball |
Hard |
Opaque |
Floats |
Insoluble |
|
A piece of sugar candy |
Hard |
Opaque |
Sinks |
Soluble |