NiE The Science of Light
How much do you know about the science of light and its applications? We are going to shine the spotlight on this topic as part of The International Year of Light and light based technologies.
Light is a form of energy called electromagnetic (EM) radiation - a very important part of our lives. It provides us with many things and plays many different roles.
Turn any one switch to the on position for 5 minutes, then turn that switch off. Turn any other switch to the on position and run up stairs. Feel the two lights that are off. One of them will be hot because is was o" for 5 minutes. The hot bulb is controlled by the first switch you turned on. The light that is currently on is controlled by the switch you last turn on. The cold bulb that is off is controlled by the only switch left.
1. Australian Diamonds 58 defeated the NZ Silver Ferns 55
2. It's a white whale.
3. The Great Australian Spelling Bee