Waves

Waves

1. mechanical

   • 3 shapes
     • transversal
     • longitudinal
     • suface
   • through sound
     • music
     • voice
   • through a medium
     • liquid
       • water
     • gas
       • air
     • solid
       • metal tracks

2. electromagnetic

   • 1 shape
   • light waves
     • in all forms
       • cell phone service
       • x-rays
       • microwave
       • radio
   • no medium

3. propagate energy forward

4. waves of electromagnetic spectrum

   • have similar and different properties
   • range of electromagnetic waves
     • higher frequency contain more energy
   • radio waves
     • longest wavelength and shortest wavelength
   • microwaves
     • longest wavelength and shortest wavelength
   • infared waves
     • longest wavelength and shortest wavelength
   • visible light waves
     • longest wavelength and shortest wavelength
   • ultra violet waves
     • longest wavelength and shortest wavelength
   • x-rays
     • longest wavelength and shortest wavelength