If you want to preserve the hotness of the coffee, while waiting for your date, should you add the cream now, or later by the time your date comes?

University Physics Volume 2
18th Edition
ISBN:9781938168161
Author:OpenStax
Publisher:OpenStax
Chapter1: Temperature And Heat
Section: Chapter Questions
Problem 58P: A physicist makes a cup of instant coffee and notices that, as the coffee cools, its level drops...
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Now or Later?
You are on a date and you come earlier. You ordered two cups of coffee
but you have no wish to drink the coffee alone.
If you want to preserve the hotness
of the coffee, while waiting for your
date, should you add the cream
now, or later by the time your date
Tit
comes?
Why?
Transcribed Image Text:Now or Later? You are on a date and you come earlier. You ordered two cups of coffee but you have no wish to drink the coffee alone. If you want to preserve the hotness of the coffee, while waiting for your date, should you add the cream now, or later by the time your date Tit comes? Why?
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