A piece of chalk breaks easily when pressed hard, but an iron nail does not. This difference is due to which…

A piece of chalk breaks easily when pressed hard, but an iron nail does not. This difference is due to which property?
  1. Fluidity
  2. Hardness
  3. Density
  4. Transparency

Solution

Hardness determines how resistant a substance is to being scratched, deformed, or broken.

Asked in: Homi Bhabha Practice

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