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Create a lava lamp effect using oil, water, and a fizzing tablet!
Create a lava lamp effect using oil, water, and a fizzing tablet!
As ever, please do forward any photos or videos to: ngarvey@school21.org.uk or mstojanova@school21.org.uk so we can recognise and celebrate your creativity!
Equipment needed
Equipment needed
Oil (200-300ml)
Water (50-100ml)
Effervescent tablet (vitamin C/alka-seltzer).
Optional: food colouring
Note: branded tablets can be very pricey, but the supermarket own brand cost about £1.20 and work just as well!
Do now: make a hypothesis about floating and sinking
Do now: make a hypothesis about floating and sinking
1 sink float hypothesis.MOV2.MOVExplanation: why do some things float and others sink?
Making a lava lamp: method
Making a lava lamp: method
IMG_4826.MOVMaking a lava lamp: explanation
Making a lava lamp: explanation
IMG_4827.MOVPage updated
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