Friday, 26 May 2023

Thermal expansion making up solutions.


 When making up solutions - why is the temperature so important. Students made up a solution of NaOH to the correct molarity, then after cooling, they saw that their perfect solutions weren't so perfect after all. Lesson Learnt.

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Doppler Rocket

Demonstrating the Doppler effect with the @pascoscientific Doppler Rocket: As the rocket moves away, students can hear the pitch drop (red s...