Physics · Heat and Thermodynamics
Fish and other aquatic animals can survive inside a lake whose top surface is completely frozen into ice, because:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Aquatic organisms can hibernate in a completely solid ice matrix
- 2The high dissolved salt content prevents the lower water layers from freezing
- 3Water at the bottom of the lake remains in a liquid state at around 4 °C✓
- 4Ice acts as a perfect conductor, transferring heat down to the lake
Correct answer
Water at the bottom of the lake remains in a liquid state at around 4 °C
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