Nitrogen dioxide gas is used to demonstrate Le Chatelier’s principle of equilibrium.

Nitrogen dioxide gas is used to demonstrate Le Chatelier’s principle of equilibrium.
This downloadable resource looks at verifying the movement of tectonic plates.
This downloadable resource involves an activity that investigates the densities of rocks.
3D printing is a relatively new technology and industry and is also one of the latest technologies to enter schools.
There are a wide range of chemicals used in solution form for various experimental activities and demonstrations in the school science curriculum.
Schools should develop their own maintenance and servicing schedule for all emergency equipment, plant and mechanical fixtures, electrical and electronic devices etc.
Investigating the effect of cell size on diffusion (absorption) rate (speed) is a common investigation carried out by secondary students.
Food testing is routinely carried out in senior biology classes. Students test a variety of food samples for carbohydrates, such as sugar and starch, lipids, proteins and vitamin C.
Standard Operating Procedure (SOP) and detailed method on how to handle liquid nitrogen (LN2).
When choosing a microscope consideration needs to be given to the application, skill level of staff and students and budget.