a
air
b
ash
c
glass
d
water
Explanation
Correct Option
aVideo Explanation
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Ololadefabuyi
2 months ago
Option A is correct
Air has the least thermal conductivity because gas molecules are far apart, they collide less frequently, making it difficult for heat to transfer via conduction.
This property makes trapped air an excellent thermal insulator used in items like double-pane windows and winter clothing.
