alleryWhich materials are described as soft?
AThose difficult to scratch
BThose hard to compress
CThose that shine brightly
DThose easy to scratch
Answer & Solution
Correct answer: D. Those easy to scratch
1. Pressing or scratching tests show how a material behaves.
2. Materials that can be compressed or scratched easily are soft.
3. Those difficult to compress or scratch are hard, and shine is a different property.
_Source: NCERT Curiosity Class 6 Science, Ch 6, 6.3.2 Which materials are hard?_
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