Physics · Thermal Conduction
Woollen clothes keep us warm during winter primarily because they:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Absorb celestial radiation efficiently
- 2Reflect external cold waves away from the body
- 3Trap air, which prevents body heat from escaping✓
- 4Are active sources of thermal energy
Correct answer
Trap air, which prevents body heat from escaping
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