大象传媒

Common properties

Electromagnetic waves are members of a family of waves with common properties called the electromagnetic spectrum.

All electromagnetic waves:

  • are waves;
  • can travel through a ;
  • travel at exactly the same speed in a vacuum, the speed of light, 300,000,000 m/s.

Like all waves, electromagnetic waves:

  • transfer energy from one place to another;
  • can be reflected;
  • can be .

Differences

Each type of wave in the electromagnetic spectrum has different:

  • ;
  • .