The idea of 'heat' is an everyday phenomenon, familiar even before fire-making. Aristotle discussed it as one quality among...

Teaching Guidance 14-16

Experiments that involve changing the temperature of a material and measuring that change are necessarily subject to energy...

Teaching Guidance 14-16

Including simple sums about energy and power is very important. It introduces the units that are in practical use, without...

Teaching Guidance 14-16

In discussing energy in everyday life, mains electricity is almost certain to come up. Mains electricity transfers energy from...

Teaching Guidance 14-16

One important aspect of students’ growing understanding of energy ideas involves sorting out the ideas of heat and temperature...

Teaching Guidance 14-16

Some ways of talking about energy are clearer and more helpful than others.

Teaching Guidance 14-16

As the son of a Manchester brewer, privately tutored for several years by the chemist John Dalton, James Joule took an early...

Teaching Guidance 14-16

In physics, there is a standard way to work out how much energy has been transferred. It is to calculate the work done in a...

Teaching Guidance 14-16

One of the problems about teaching energy effectively is that there has often been an emphasis on learning about ‘accepted’...

Teaching Guidance 14-16

Multiflash photography creates successive images at regular time intervals on a single frame.

Teaching Guidance 14-16

All the energy transfers that you demonstrate will ultimately end up warming the atmosphere, or surroundings. There has been...

Teaching Guidance 11-14 14-16

There are many occasions when you might want to know how fast energy is being transferred from one energy store to another...

Teaching Guidance 14-16