Monday 7 August 2023
Microscopes - high or low power
Sunday 6 August 2023
Comparing Linux, windows and an Apple Mac
Comparing the differences in the power of a windows laptop, an Apple Mac Laptop and a rare thing a Linux laptop. Which is the most powerful for the same specification? The Linux version won hands down which surprised the students.
Saturday 5 August 2023
How forces vary on different surfaces
The students expect certain surfaces to have more friction than others but are often surprised by two smooth surfaces that can have a considerable amount of friction at Hemel Private Tuition
Friday 4 August 2023
Lead Iodide
Making Lead Iodide from two colourless aqueous solutions, or Potassium Iodide and Lead Nitrate. The unsuspecting students made up the solutions dissolving the white crystals. When the two mixed the insoluble precipitate of bright yellow Lead Nitrate was formed. The look of surprise on their faces as the reaction happened at Hemel Private Tuition
Thursday 3 August 2023
Vectors
One of the best ways of demonstrating vectors using a @pascoscientific Smartcart with a fan, set at an angle. Changing the angle of the fan shows dramatically how the angle of the force affects the velocity of the cart along the track at Hemel Private Tuition
Wednesday 2 August 2023
Writing new questions
One thing that makes a difference at Hemel Private Tuition is that I write a significant number of additional Maths questions and problems with their worked solutions for my students. Practice makes perfect, and having the right type and number of questions makes the difference.
Tuesday 1 August 2023
A more unusual diffraction
Looking at diffraction, but a more unusual twist on the pencil in a glass by adding other liquids. Trying Oil and other organic solvents to see how they affect the diffraction of light @Hemel Private Tuition
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A level Math
Students working out just what formulae are and are not in the exam sheet. Then, the panic can begin to memorise the formulae that are not...
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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...