Final answer:
True, three different models explain the behavior of electromagnetic waves: wave model, particle model, and quantum mechanics. These models are suitable for different scales and conditions to fully understand the nature of light and electromagnetic phenomena.
Step-by-step explanation:
The statement that three different models explain the behavior of electromagnetic waves is true. Electromagnetic radiation can indeed be modeled as waves, as fundamental particles like photons, or using quantum mechanics depending on the context and scale of observation. For instance, at the macroscopic scale, electromagnetic radiation behaves like a wave, which can be described using mathematical sine or cosine functions. These functions represent various wave properties such as wavelength, amplitude, and frequency. However, when considering electromagnetic interactions at very small scales, such as the interactions of light with atoms, a particle model is more appropriate where light is considered in terms of photons. Each photon carries a specific amount of energy, which is related to the frequency of the corresponding electromagnetic wave by the equation Ephoton = hf, where h is Planck's constant.
In summary, these different models—wave, particle, and quantum mechanics—each provide valuable perspectives that are most suitable when working at different scales or under different conditions. This is necessary to fully describe the varied and complex nature of light and electromagnetic phenomena.