Work, Energy and Power : nrich.maths.org

Lunar Leaper

Stage: 5 Challenge Level:

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?

Powerfully Fast

Stage: 5 Challenge Level:

Explore the power of aeroplanes, spaceships and horses.

High Jumping

Stage: 4 and 5

How high can a high jumper jump? How can a high jumper jump higher without jumping higher? Read on...

Go Spaceship Go

Stage: 5 Challenge Level:

Show that even a very powerful spaceship would eventually run out of overtaking power

Light Weights

Stage: 5 Challenge Level:

See how the weight of weights varies across the globe.

Escape from Planet Earth

Stage: 5 Challenge Level:

How fast would you have to throw a ball upwards so that it would never land?

Slingshot

Stage: 5 Challenge Level:

Play with the energetic forces in this sling shot

The Ultra Particle

Stage: 5 Challenge Level:

Explore the energy of this incredibly energetic particle which struck Earth on October 15th 1991

Sweeping Satellite

Stage: 5 Challenge Level:

Derive an equation which describes satellite dynamics.