Question of the Week Podcast

Question of the Week episode

Sun, 7th Aug 2011

Why do Sandy Footprints Appear Raised?

footprints in sand (c) Rklawton @ Wikipedia

Why is it, that when you take photos of footprints in sand, they can sometimes appear raised? We tackle this holiday illusion in Question of the Week! Plus, we ask if bubbles in your bath can keep it warmer for longer.

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In this edition of Question of the Week

Full Transcript

  • Why would footprints in sand appear raised?

    Dear Naked Scientist.. I recently took this photograph of my foot prints in the sand and it was only after I noted that the "footprints" are not IN the sand they appear to be "raised" on the sand? How could this be? Regards Nikki Goodwin



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