Friday, 6 August 2021

garlic and mint as anti-microbial agents

 Some success with our A level #microbiology #biology practical looking at garlic and mint as anti-microbial agents. 1 out of 8 worked - Under identical conditions the bugs do as they please. #science #STEM One of the discs Garlic managed a 1.5cm ring of lysed bacteria.







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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...