Demonstration: an Earth-centred model to explain the irregularity of the seasons.
Demonstration: simple models to show epicyclic and retrograde motion from an Earth centred view.
Demonstration: illustrating Aristarchus’ model of the solar system.
Demonstration: using an onion as a model of Eudoxus' system of the Universe.
Demonstration: using the celestial sphere apparatus to model the Pythagorean system.
Demonstration: using the flask model of the celestial sphere to demonstrate early Greek ideas about the structure of the...
Demonstration: an umbrella model of the Pythagorean system.
Demonstration: the early Greek philosopher Thales, in about 600 BC, proposed a model to explain the daily motion of the stars...
Demonstration: a simple model to show how Copernicus explained the looped paths of the outer planets.
The observations of early astronomers enabled them to determine the following: There is an unchanging pattern of stars...
Copernicus did not only offer an alternative model that looked simpler than the heliocentric model. He also extracted new...
Early astronomers, in different civilizations, used the observed motion of the stars, the Sun, Moon and planets as the basis...
Recognising and celebrating outstanding contributions to the field of physics education.