Wednesday 13 March 2024
Lightbox and Graphs
Comparing two graphs can be difficult. If they are on a computer, then it's simple, but paper graphs need a lightbox so that one can be seen through the other.
Tuesday 12 March 2024
Particle accelerator
Building a PingPong ball accelerator with the students from some sticky copper strips and a mixing bowl powered by a Van de Graaf generator. It's not exactly fast, but it does move.
Monday 11 March 2024
Eye Lens
Modelling the eye lens from @Pascoscientific. Looking at ordinary lenses just does not give an idea of how the eye works, but this lens changes as water is added and removed much in the same way as the eye lens works.
Sunday 10 March 2024
Online teaching
Online teaching. Using multiple screens, cameras, visualisers controlled by an atem and stream deck to make on line teaching a breeze.
Saturday 9 March 2024
Hard Disk
Exploring how a hard disk works. Looking into the formatting and why a disk loses so much space on formatting and how this is used to access all the data.
Friday 8 March 2024
alloys
Ask a student for a magnetic metal and its iron. But get some coins out, and some are magnetic, and some are not, and they don't contain iron. 20p coins look the same but have different properties. Properties changed with different issues.
Thursday 7 March 2024
Metre Stick
Seeing Lenz's Law with a magnet slowly sliding down on the outside of the @pascoscientific Metre Stick gives another insight to how this experiment works. We compared the rate to a 1p sliding down to measure the difference.
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Momentum
It's easy to understand how to stack the near-frictionless @pascoscientific trollies on top of one another to increase the mass two or...
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Negative feedback is a difficult concept to try and get over so I tried using a balance board and the @pascoscientific smart cart strapped...
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Getting a classic set of results for the titration of NaOH and HCl is not that difficult but it is nice when we can get students to this ...
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Mechanics: the grand meeting of Maths & Physics! Using strobe light & a ball drop for gravity-acceleration calculations and SUVAT fo...