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Marvin and Milo

Explore physics the exciting way, by trying out a simple and fun experiment. This month, Electric Slime Don't forget to check back next month for the next edition...

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What you need

  1. a large glass
  2. lemonade (or fizzy water)
  3. peanuts (or raisins)


  1. Fill the glass with lemonade.
  2. Stir for 1 min or leave to go slightly flat.
  3. Drop some peanuts into the glass.

Results & explanation

The nuts float up to the top and fall back down again, like in a lava lamp.  Gas bubbles grow on the peanuts, making them float upwards. When they reach the top the bubbles burst and the peanuts fall back down again.

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