Chapter 23, Problem 3A

Why does a hot dog pant?

To determine

To Explain: A hot dog pants.

Explanation of Solution

Introduction: The evaporation process gives cooling effect.

Evaporation is the process in which heat is absorbed by the surroundings to give cooling effect to the system. The hot dog’s skin cannot sweat. To protect the dog from heat, the dog pants which leads to sweating. The sweating is an evaporation process and the dog feels comfortable due to cooling effect by evaporation.

Conclusion:

The evaporation from the skin of dog gives cooling effect.