Light is just a small part of electromagnetic wave, what are others?
Electromagnetic spectrum song
When you are tuning the radio, you are actually searching for the right wavelength/frequency so that you can receive the signal sent out by the radio transmitting tower.
The antennae on your television set receive the signal, in the form of electromagnetic waves, that is broadcasted from the television station. It is displayed on your television screen.Cable companies have antennae or dishes which receive waves broadcasted from your local TV stations. The signal is then sent through a cable to your house. Why are car antennae about the same size as TV antennae?
Light 1. Light belongs to a special group of waves called Electromagnetic Waves 2. Electromagnetic waves can travel through vacuum. 3. Light is not the only member of Electromagnetic spectrum. There are different types of waves in the spectrum.
From the TV station to your living room That is the work of radio waves Heating food in just seconds Microwaves do that Heat treatment for illness Take pictures in the dark They are even in your remote control Infrared radiation Red orange yellow green blue indigo violet That is the only part of the spectrum That can be seen by us The suntan on your skin Kill bacteria and viruses Used to detect forgery That is ultraviolet See your broken bones and my hidden bombs That is the work of x rays Kill cancer cells and sterilize Dangerous gamma rays do that Q: Which one has the highest level of energy?