Hemel Hempstead Private Tuition

09 November 2023

Pasco Flow Rate/Temperature Sensor

With the sailing, I am wondering whether a flow rate sensor might be a useful addition to my sensors. If I put this on the River Thames where I sail I can get some good data on which part of the River will have the greatest flow rate to improve my speeds, and I can use it with the Biology studies of streams.

08 November 2023

Another integration Hack

Another little integration hack that can save a lot of time is if the equation, the derivative of the function also part of the equation. This again saves time in an exam from having to do integration by parts or substitution.

07 November 2023

When you go beyond the elastic limit

Springs in Series, Springs in Parallel and Hookes Law. Seeing what happens when we go above the limit of proportionality and then beyond the elastic limit to the UTS and the breaking point. It's a lot more fun than stretching a couple of wires for Young's Modulus.

06 November 2023

Antibiotic desistance

Having created a bacterial lawn, adding antibiotic discs. Which antibiotic disc will kill the most bacteria, and what would happen if none of them worked like with MRSA?

05 November 2023

HTML Code Creation

Dusting off an old copy of Dreamweaver on an old machine and creating webpages in Notepad++ to show students some of the <HTML> tags and let them create webpages the way I used to teach this 30 years ago!

04 November 2023

Simple Harmonic Motion Design an experiment

Given just a small amount of equipment, a few masses, blue-tack, a ruler, A G-clamp and a phone ( users own) design an experiment to work out the relationship between the length of the ruler and the mass and the rate of oscillation and dampening.

03 November 2023

Making Ammonium Sulfate

Creating our own fertilizer from Ammonium Hydroxide and Sulfuric Acid by titration and using Blue Litmus to work out the endpoint, then crystalising the solution to make our fertilizer to test on some plants.