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Thursday, 1 July 2021

Bubbles at Tamaki


 Today at tech we made bubbles and tried to do tricks with them.


Task 1

Science behind bubbles



Made out of 

soap 

Water

Thin layer of soap and air

Three layers soap water and air

Can’t make bubbles with just water.

Different sizes

All the same shape

All round

If the air gets out the bubble pops


Task 2

Bubble tricks


The caterpillar: more bubbles connected to make a caterpillar

A bubble carousel:2 medium sized bubbles with small ones around

Cube bubble: bubble with 4 bubbles around and get a straw and blow in the middle




Experiment

Purpose: 

Prepare bubble-making liquid following a tried and true recipe


Equipment

A set of scales

250ml beaker

A calibrated syringe

A stirring rod


Ingredients

Table sugar

Glycerol

Kitchen detergent

water


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