Infectious diseases are caused by germs, such as viruses, bacteria, and parasites. Contagious or communicable diseases are those that can be spread from one person to another. Infectious diseases that commonly occur among children are often communicable or contagious and may spread very easily from person to person.
Rating Newest Oldest. Best Answer: Green light is the color of the leaf because the leaf absorbs all color but green, it reflects green so least effect for plant is green light. Starch is produced through photosynthesis, if the energy needed to started the process was already absorbed, then yes. If not, then no.
#2. John Creighto. Visible light has more energy per photon but the light that comes from the sun is spreads out so it is at a much lower intensity then it would be from a black body emission. If you think that infrared light is hotter then try putting you hand on a light bulb, a red hot stove burner or a white hot welding rod.