Array Volcano Kids Science Experiment
Adrian 3 years Julia 7 years SCIENCE ๐Ÿ”ฌ โš—๏ธโš–๏ธ

๐ŸŒ‹ Erupting Volcano Science Experiment ๐Ÿ”ฌ ๐Ÿ’กโš–๏ธ 101 ๐ŸŽฅ Series ๐ŸŽ‡

Children have been fascinated with volcanoes lately. So, we have been reading a lot of books about volcanoes, and it seems that scientists are still learning what causes volcanoes to erupt, without being able to predict exactly when would the next volcano blow its top or split its sides. But there are three things we know for sure: volcanoes are beautiful, they are dangerous, and they are the nature's incredible ๐Ÿ’ฅ fireworks!

So, today, we are conducting an erupting ๐ŸŒ‹ volcano science experiment. 

DSC_0121

What you will need:

  • vinegar,
  • red and yellow food coloring,
  • baking soda,
  • short beaker,
  • recycled paper towel cardboard,
  • modeling clay,
  • marbles, stones, tree bark and moss,
  • a tray.

DSC_0121Pour baking soda into the beaker half-full & insert paper towel cardboard into the beaker. 
DSC_0121Color the vinegar with red food coloring, and yellow (to make orange lava).
DSC_0121Mold the clay around the cardboard shaping the volcano & leave the top open so that magma can escape freely.   DSC_0131We decorated the sides of the volcano with colored marbles, tree bark and moss.

https://player.vimeo.com/video/223891833

This baking soda and vinegar chemistry project is a fun way to stimulate a real volcanic eruption! Children would take turns pouring red and yellow vinegar into the beaker which has baking soda in it, causing a chemical reaction, which produces orange bubbling "lava."

Baking soda  + vinegar โ†’ carbon dioxide + water + sodium ion + acetate ion. 

 DSC_0131Carbon dioxide gas is responsible for the fizzing and bubbling during the "eruption." Since there is not enough room in the beaker for the carbon dioxide to spread out, the gas leaves through the cardboard tube's opening quickly, causing an ๐ŸŒ‹ eruption! The more baking soda and vinegar you have poured, the bigger the eruption would be.  The chemicals are non-toxic, making this project a good choice for scientists of all ages. 

See here a "โ„๏ธSnow Volcano ๐ŸŒ‹ Eruption Science Experiment" post. 

For more on color-mixing, see here ๐Ÿ’›๐Ÿ’™โค๏ธPrimary Colors, ๐Ÿ’ฆWater & Paper Capillary Action โŒ›๏ธTimelapse โš—๏ธ Kids Science Experiment (๐ŸŒˆ Rainbow Walking Water).

For more on science experiments, see here a video-post "Float or Sinkโ“Tangerine ๐ŸŠ Science Experiment (Science ๐Ÿ”ฌ ๐Ÿ’กโš–๏ธ 101 ๐ŸŽฅ Series ๐ŸŽ‡)."

Also, see here "Walnut Shell โ›ตSailboats ๐Ÿ’ฆWater Science Experiment (Science ๐Ÿ”ฌ ๐Ÿ’กโš–๏ธ 101 ๐ŸŽฅ Series ๐ŸŽ‡)."

p.s. For more information about ๐ŸŒ‹ volcanoes, see below a short video "Geography Lesson: What is a Volcano?"


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1 Comment

  • Reply julie April 2, 2018 at 10:53 pm

    this is a great lesson. will do with the kids!

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