Surbiton High School

Year 7 Science Club makes Alka-Seltzer rockets

Take a look at what our Year 7 scientists got up to in our Science Club today. If you want to do the same, follow these instructions:

  1. Put half an alkazelter tablet into an empty film case
  2. Add 3ml of water and pop the lid on
  3. Place the case on its lid and stand well back!

The reaction releases carbon dioxide which builds up inside the case and pops the lid off – an explosive combination, as you can see in this video!

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