The answer is: The sun is called the ultimate source of energy because it is the source of almost all energies of the earth. Plants convert light energy from the sun into chemical energy (food) by the process of photosynthesis. Animals eat plants and use that same chemical energy for all their activities.
Answer:
so what happens to the wave length of a wave, when the frequency increases the wave length shortens/ decreases.
when the frequency decreases, the wave length increases.
During that process light energy becomes food for plants
The answer is protein synthesis
