Friday, 20 May 2022

Comparing the properties of oil fractions


 I have done this experiment many times and each time with this source of synthetic crude oil the first fraction burns and so does the second, but not the third of the fourth but the fifth and sixth do

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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...