Wednesday, 14 September 2022

Moving Electricity


 Its a great demo when you can show how using step up and step down transformers how electricity can be moved across the country from the power station to the home. Its also fun generating the electricity from chemical to steam to a generator.

Tuesday, 13 September 2022

Metallic Structure Model


 A Petri dish, some water and washing up liquid, a straw and a pipette tip and with a gentle blow we have a model of a metal.



Monday, 12 September 2022

Calcium Oxide reacting with water


Adding water to the Calcium Oxide to make slaked lime and a lot of heat. The lump in the middle is the bit that didn't react that upset the figures.

Limestone experiments

Heating Limestone intensely to make Calcium Oxide, thermal decomposition. Weighing before and after showed a slight decrease in mass. Not as much as the students predicted until they did the next experiment
 

Sunday, 11 September 2022

Fuel cells


Setting up and running a fuel cell to make hydrogen and oxygen and then reversing the fuel cell to make electricity. We made the electricity either by wind or solar power to split the water

Saturday, 10 September 2022

A level Maths


 Amid the Prime Minister changing and a beloved Monarch dying and a new King Proclaimed, A level Maths continues unchanged

Friday, 9 September 2022

Installing and using VNC


 A challenge for the students. To obtain a screen capture from a Linux Machine on a Mac or PC. They decided on VNC but had to download and install all the software to get to to successfully work on the end.

Optically active Glucose

  A-Level Chemistry: Viewing a glucose solution through two polarising filters. The light is initially extinguished, but glucose rotates it,...