Derive an equation which describes satellite dynamics.
How fast would you have to throw a ball upwards so that it would
Explore the energy of this incredibly energetic particle which struck Earth on October 15th 1991
Explore the power of aeroplanes, spaceships and horses.
Show that even a very powerful spaceship would eventually run out
of overtaking power
Gravity on the Moon is about 1/6th that on the Earth. A
pole-vaulter 2 metres tall can clear a 5 metres pole on the Earth.
How high a pole could he clear on the Moon?
See how the weight of weights varies across the globe.
How high can a high jumper jump? How can a high jumper jump higher without jumping higher? Read on...
Play with the energetic forces in this sling shot