| Re: Humidity affect on biking speed
On Tue, 13 Jul 2004 10:02:01 -0500, Scott <ScottLWI@mouse-potato.com>
wrote:
> mary wrote:
>> On a day with a high humidity (everything else being equal) would it
>> take
>> more energy to bike a certain distance than on a day with low humidity
>> since
>> a person has more resistance from the moisture.
>>
>
> Water vapor is less dense than dry air. A more humid air mass
> is less dense than a dry air mass. Not only that, but since
> your hair is all matted down from sweat, you present less
> surface area!
>
> So you should be rocketing along on those humid days!
>
> Scott
>
Unless it's hot and humid, then your cooling mechanism, sweating, doesn't
work as well. If you get hot, you could overheat.
--
Bob in CT
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