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‘Stretched’ water

Water striders (Gerris sp.) use water surface tension on mating.

Surface tension in water acts like a layer of elastic. Look carefully at the insect’s feet – you can see how the water looks as if it is stretched.

Glossary

Rights: Markus Gayda, Creative Commons Attribution-ShareAlike 3.0 Unported
Published: 22 June 2014Size: 85.18 KB
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