Friday, 11 March 2022

Ionic Bonds


Ionic bonds with dot and cross diagrams are hard to visualise. Using these card models made with a Scan n cut machine, the students seem to grasp the idea better. The real problem is to sort out a better Sulfate and Nitrate groups.

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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...