What is light - Physics

• What light symbolizes in the Bible

  • Creation
  • Guidance
  • Truth
  • God's presence
  • Jesus
• The word light shows up in the Bible over 500 times
• Light travels in straight lines
• Light can be seen when a flashlight is turned on in the dark, and by the sharp shadows of a tree

  
• Light


  The only form of energy that can travel like a wave through empty space and some materials
• Electromagnetic waves


  Invisible waves that can travel through a vacuum at a speed of 3.00 x 10^8 m/s, made up of both a magnetic field and electric field
• Wavelength


  The distance from one crest (or trough) of a wave to the next crest (or trough)
• Visible light


  Any electromagnetic wave that the human eye can detect, ranging from 400-700 nm

  
• Frequency


  The number of waves that pass by in a second
• Shorter wavelength


  More waves can pass by in a second, leading to higher frequency
• Higher frequencies


  Have more energy
• Types of electromagnetic waves

  • Find all the forms of light in Wavestown