What are these Physics then?
Explains the reason behind writing these essays.
The huge range of sizes that physics covers, from subatomic particles to the whole universe.
Gives a pre-amble to the topics covered in essays 2 to 6.
Explains Newton’s three laws of motion. The key to understanding how things move.
This essay tries to explain movement in a circle and to dispel some of the myths.
Together with Newton’s laws of motion this law form the first great unification in physics.
Explains the difference between mass and weight and the meaning of weightlessness.
What is a theory and a model and how the Greeks made astronomical measurements.
Discussion of energy and power and how it relates to energy we pay for.
In preparation
More to come on Electricty, Magnetism and Light.