Wednesday, 20 July 2022

Staining Cells


 Trying to see cells is difficult, so often we use stains to make parts of the cell stand out. Straining is not easy, you have to choose the right stain or stains and the preparation is important, so practice is important and an important part of learning.

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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...