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Matter in Our Surroundings — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceMatter in Our Surroundings1 Mark
MCQ
Why does applying spirit give us a cool sensation:
  • A
    Spirit condenses quickly.
  • B
    Spirit evaporates at a slower rate.
  • ✓
    Spirit evaporates quickly.
  • D
    None of above
✓

Answer

Correct option: C.
Spirit evaporates quickly.
Spirits are very volatile liquids, which means they evaporate very quickly. When we apply spirit on our body, its particles gain energy from the surface and evaporate, thus, giving our body a cool sensation.

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