Which balloon will burst first?

I posed this question to the year 4 IP students as an introduction to the topic of heat capacity. For a more detailed look at how to conduct this demonstrations, visit http://www.scienses.com/heat-capacity-of-water-video/

Crushing Can

We are usually unaware of the immense strength of the pressure due to the atmosphere around us, having taken it for granted. This demonstration will utilize atmospheric pressure to crush an aluminum can while introducing concepts such as the relationship between pressure and the amount of gas in a fixed volume. Materials Empty aluminum drink

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