In this article we show how similar principles can be used to move a polystyrene ball in a circular path.
Matter can be described and explained in a number of ways, using models of increasing complexity depending on the intended audience.
This activity describes how students can use acid–base titrimetry to investigate how adding salt to the aqueous phase may change the value of the p
The reconstruction of ancient atmospheric carbon dioxide concentrations is essential to understanding the history of the Earth and life.
Marcus P.S. Badger
The notorious ease with which headphone flex becomes knotted provides the basis for classroom projects showing how cutting-edge mathematics and exp
Robert A. J. Matthews
Chemiluminescence has long been a source of fascination for chemists and provides an engaging avenue to explore organic chemistry, chemical kinetic
Roger D. Nixon
In the Bohr theory of the atom, electrons are pictured as particles moving in fixed paths, or orbits, around the nucleus rather like planets revo