Why Is Water Wet?


Quick Answer

The human brain knows that water is wet based on temperature, movement and texture. Human skin does not have sensors that tell the brain water is wet, which is why the other qualities of water are so important and allow humans to recognize wetness.

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Full Answer

When water is touched, it is perceived to be wet because humans have sensory receptors that send messages to the brain. Wetness is perceived more quickly the colder the temperature of water is. As of 2014, scientists do not know exactly how wetness is perceived by the brain but suggest that much of how humans feel wetness is a learned condition.

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