ACID RAIN

In this experiment we will be testing how acidic our home-made acid rain is and how it affects an organism’s growth and survival. You need some calcium or sodium carbonate, a spatula, some lima beans, vinegar 3 sealable sandwich bags, paper towels, three 500ml conical flasks and three labelled 500 ml beakers.

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AIR PRESSURE - PHYSICS

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BRIDGES - ENGINEERING