Tuesday, 30 August 2022

Sines and cosecants


 Sin, Cos and Tan are ok, but when we look at Secants and Cosecants the eyes glaze over and wonder what do they really mean. And it is up to me to explain and make it clear and tell the story of these mythical beasts.

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Flame Tests

 One of the students' favourite experiments are flame tests and then identifying an unknown material.