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    • Water striders (Gerris sp.) use water surface tension on mating.
    Rights: Markus Gayda, Creative Commons Attribution-ShareAlike 3.0 Unported Published 22 June 2014 Size: 85 KB Referencing Hub media

    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.

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      Observing bubbles

      The next time you use a straw to blow bubbles into your juice or use a bubble wand to make soap bubbles, take a moment to observe how the bubbles form and how long they last. You might be ...

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