Conceptual Physics (12th Edition)

Published by Addison-Wesley
ISBN 10: 0321909100
ISBN 13: 978-0-32190-910-7

Chapter 12 - Think and Explain: 66

Answer

More heat is lost from the one-story house due to its greater surface area.

Work Step by Step

A cube shape is compact and resembles a sphere, which has minimal surface area for the volume it encloses. Another way to think about it is that in a 2-story cube (architecturally known as a 4-square), more of the rooms share a wall or floor or ceiling with another warm room than with the cold outdoors. This is discussed on page 236, Figure 12.16.
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