A cup of coffee is initially at a temperature of 70C and then cools to room temperature.

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A cup of coffee is initially at a temperature of 70°C and then cools to room temperature.

(a) Estimate how much heat flows out of the cup during this time.

(b) If this energy were converted to the kinetic energy of a baseball, what would be the speed of the ball?

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College Physics Reasoning and Relationships

ISBN: 978-0840058195

2nd edition

Authors: Nicholas Giordano

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Question Posted: Feb 12, 2019 12:45 PM

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A cup of coffee is initially at a temperature of 70C and then cools to room temperature.

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The heat lost by the coffee which is mostly water can be found using the specific heat mass and temp...View the full answer

College Physics Reasoning and Relationships

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