radiation & the Universe

The stars

A Question of Scale
From Quarks to Quasars
An interactive
site. Choose 1m to start with and then work up in powers of ten

The Life Cycle of Stars
Let Stellar Sam take you through the cycle of low and high mass stars

The Sun
The following 'Trip through the Sun' takes about 20 minutes. It contains several MPEG
movies  
 

radiation

Half-Life
Half-Life Simulation
You'll need a bag of 'atoms' for this

Carbon-14 Dating
Click here for a research activity on radiocarbon dating

Virtual Dating
Sorry! You won't  meet your perfect partner while tackling this test but you will be challenged. It's hard

Dangers of Sun beds

Radioactivity
Everything you wanted to know

The Infra-red Zoo
Enter the cool cosmos!

Electromagnetic Spectrum
X-rays and Gamma Rays: Uses and Dangers, Quiz

Scientists and the Atomic Bomb
Issues raised about the role of scientists in the Manhattan Project

The Rutherford Experiment
The Classic Diffraction Experiment

Digital or Analogue

A quick guide

The Expanding Universe


Animation of the Doppler Shift and a picture of a real Sonic Boom

Final Frontier homepage
Your guide to the night sky

 

Electromagnetic Spectrum
Vital information on the waves that make up the em spectrum

The Scale of the Universe


Build a Solar System
Set the size of the sun and see how the planets and their orbits compare

 

The Solar System

Eclipse Movie
Fred's excellent Eclipse

Interactive Solar System 
Model  created by Nick Bramhall and Tom Pickard using Visual Basic

Explore the Solar System
Our solar system consists of the sun, the nine planets and their moons, asteroids and comets. The applet below shows the orbits and positions of the planets right now