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Chemistry CBSE Live product
Class 7 (2025-26)
The World of Metals and Non-metals
Revision I - The World of Metals and Non-metals
6.
Physical properties of materials
Question:
2
m.
Help
Moshitha
to answer the following questions:
Name the property shown by the material in the image.
1. The property shown by the material:
Tensile strength
Hardness
Dull and brittle
Lustrous
2.
Why aluminium is used in making aircraft bodies?
Aluminium rusts quickly in air
Aluminium is lightweight and does not rust easily
Aluminium has very low strength and durability
Aluminium is very heavy and does not rust easily
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