Earth and Space

Demonstration: an umbrella model of the Pythagorean system.

Practical Activity 14-16

Demonstration: the early Greek philosopher Thales, in about 600 BC, proposed a model to explain the daily motion of the stars...

Practical Activity 14-16

Class practical: a simple method for drawing an ellipse, using the two foci.

Practical Activity 14-16

Demonstration: three methods of visualising elliptical orbits.

Practical Activity 14-16

Demonstration: demonstrating the law using air or carbon dioxide pucks – or an ice rink.

Practical Activity 14-16

Class practical: the simple kit demonstrates the increase in speed with a diminishing radius of orbit.

Practical Activity 14-16

Demonstration: the speed of the puck increases as the radius of orbit of the puck decreases.

Practical Activity 14-16

This simple class activity demonstrates the increase in speed with a diminishing radius of orbit.

Practical Activity 14-16

Demonstration

Practical Activity 14-16

Demonstration: to show the apparent movement of the stars through the sky.

Practical Activity 14-16

Demonstration: Using a time exposure photograph to illustrate the apparent motion of the stars.

Practical Activity 14-16

Demonstration: drawing diagrams of eclipses of the Sun and the Moon.

Practical Activity 14-16