Wednesday, 2 April 2025

Looks like Maths

Many of us have a compartmentalised brain—Chemistry is Chemistry, and Maths is Maths. When students find an easy Maths problem in Chemistry, it is suddenly more difficult because they perceive it as the wrong subject.

Tuesday, 1 April 2025

Measuring the Speed of Sound


 Measuring the speed of Sound using a tuning fork and a tube, pulling out the slider until the loudest sound can be heard and measuring the distance from the tuning fork. This gives the wavelength. Repeat this several times to get a good average, and then work out how much of a wavelength the distance is calculated at the velocity of sound in air at this temperature.

Monday, 31 March 2025

Site of Respiration


 The Mitochondrion is the site of respiration. Is this an ancient bacterium that invaded another in an example of symbiosis that created a new type of organism? DNA Evidence? Mitochondria self-replicate.

Sunday, 30 March 2025

Calculating Depreciation


 ​In Business, depreciation refers to the gradual decrease in value of an asset over time due to factors like wear and tear or obsolescence, and it's a key accounting concept used to allocate the cost of an asset over its useful life. 

Saturday, 29 March 2025

How a hard disk works




 Taking a hard disk to bits so that the students could see how a hard disk works.

Friday, 28 March 2025

Displacement reactions

Using displacement reactions, comparing the reactivities of three different metals with their sulfates—Copper, Iron, and Zinc—to find out which is the most reactive and which is the least.

Thursday, 27 March 2025

Gay Lussac's Law


 Constant volume: Increasing the Temperature increases the pressureGay Lussac's Law. It is so much easier and more accurate to use a @pascoscientific wireless pressure sensor than a Bordon Gauge.

Looks like Maths

Many of us have a compartmentalised brain—Chemistry is Chemistry, and Maths is Maths. When students find an easy Maths problem in Chemistry,...