Answered: A tree leaf of mass of 0.90 g and…

A tree leaf of mass of 0.90 g and specific heat of 3700 J/kg · °C absorbs energy from the sunlight at a rate of 2.8 J/s.

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter21: Heat And The First Law Of Thermodynamics

Section: Chapter Questions

Problem 61PQ

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Concept explainers

Blackbody

Q.5 A blackbody radiates how much energy when the temperature of the body is elevated?

Question

If this energy is not removed from the leaf, how much does the temperature of the leaf change in 1 min? Note: Do not be surprised if your answer is large. A leaf clearly needs other heat transfer mechanisms to control its temperature.

A tree leaf of mass of 0.90 g and specific heat of
3700 J/kg · °C absorbs energy from the sunlight
at a rate of 2.8 J/s.

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