chapter 7 Heat Transfer in Nature - Part 1

Why are birds’ feathers useful in cold weather?

Type: MCQ • Marks: 1
Why are birds’ feathers useful in cold weather?
Options
A. They trap air and reduce heat loss
B. They make birds colder
C. They are metals that conduct heat
D. They absorb all sunlight only
Explanation
Feathers trap insulating air close to the body.
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