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Since the kinetic energy of a molecule is proportional to its temperature, evaporation proceeds more quickly at higher temperatures.

As the faster-moving molecules escape, the remaining molecules have lower average kinetic energy, and the temperature of the liquid thus decreases and cools the body.

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14y ago
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13y ago

Perspiration cools down the body because, when it evaporates, it takes 9.72 kilo-calories (1,000 grams) of energy per every mole (18 grams) of water with it. More energy = more heat. Less energy = less heat.

This is also why steam hurts more than boiling water. When it condenses on your skin, it dumps 9.72 kilo-calories of energy per mole into your skin.

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11y ago

Becuase

your sweating and its basically made of water which cools you down and stuff.

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13y ago

The water evaporates.

It takes heat to turn liquid into gas and so when the water on the body turns to vapor heat is taken from the body.

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13y ago

All liquids act as coolants. The thin film of liquid on your skin from perspiration is evaporated into the air, carrying away the excess body heat with it - your skin feels "cooler".

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Q: Why does perspiration cool a person's skin?
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Related questions

Why does perspiration cool you on a warm day?

As perspiration evaporates, it dissipates heat from the skin.


Why does perspiration cool the skin?

because it's wet.


What form of moisture does the body produce to cool itself?

The body produces perspiration to cool itself.


How does perspiration causes heat?

it doesn't, heat causes perspiration as when the sweat is evaporated off of the skin by cool air the air brushes on the skin and cools you down.


What process allows perspiration to cool the body?

The process that allows perspiration to cool the body are transpiration and evaporation.


What is the primary function of sensible perspiration?

Sensible perspiration is also referred to as sweating. This process helps animals to cool down when the sweat is evaporated from skin.


What is the function of perspiration?

Sweat, properly called perspiration, is evaporation of body fluids through the skin. The perspiration helps control body temperature. The skin is cooled as perspiration evaporates. Emotions such as fear, excitement, and worry can also result in perspiration.


What is insensible perspiration?

Insensible perspiration is a perspiration that evaporates before it is perceived as moisture on the skin.


What is the liquid released to cool the skin?

If you mean liquid released by the human body, then that liquid is perspiration, or in common terms, sweat.


What did Miguel say about the color of a persons skin in Esperanza rising?

its cool


How does your body use perspiration to stay cool?

the natural process of heated bodies using evaporation to cool bodies is caused by cooling down of the warmed bodies


What are the functions of of the skin glands?

Sebaceous glands secrete oil to protect the skin. Sweat glands secrete watery perspiration to excrete wastes and cool the body.