Show that even a very powerful spaceship would eventually run out of overtaking power
Explore the power of aeroplanes, spaceships and horses.
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?
Explore the energy of this incredibly energetic particle which struck Earth on October 15th 1991
How fast would you have to throw a ball upwards so that it would never land?
Derive an equation which describes satellite dynamics.
How high can a high jumper jump? How can a high jumper jump higher without jumping higher? Read on...
See how the weight of weights varies across the globe.
Play with the energetic forces in this sling shot