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Claire Harvey What is the electromagnetic Spectrum? In this assignment, I will tell you what the electromagnetic spectrum is and how it relates to everyday life. I will then explain how it is so relevant in the world of medicine and communications. The wind creates waves in a flag; ocean waves travel on the surface of the water and you can see and feel both of theses waves. There are also other kinds of waves we cannot see, but we experience them everyday. Theses are. Sound is also a wave we cannot see, but like ocean waves, sound needs a medium to travel through. Sound can travel through air because it is made of molecules. The molecules in air carry the sounds waves by bumping off each other, sound can travel through anything made of molecules even water, that is why there is no sound in space because there are no...

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