Solution Found!
Answers to odd-numbered Conceptual Questions
Chapter 16, Problem 20CQ(choose chapter or problem)
Problem 20CQ
Answers to odd-numbered Conceptual Questions can be found in the back of the book.
The fur of polar bears consists of hollow fibers. (Sometimes algae will grow in the hollow regions, giving tine fur a green cast.) Explain why hollow hairs can be beneficial to the polar bears.
Questions & Answers
QUESTION:
Problem 20CQ
Answers to odd-numbered Conceptual Questions can be found in the back of the book.
The fur of polar bears consists of hollow fibers. (Sometimes algae will grow in the hollow regions, giving tine fur a green cast.) Explain why hollow hairs can be beneficial to the polar bears.
ANSWER:
Step 1 of 2
Air is a poor conductor of heat and therefore air trapped in the hollow-hair coat will provide better insulation.