Which two moods are used for situations that are contrary to fact or for the conditions under which a situation might occur? subjunctive and interrogative conditional and imperative subjunctive and conditional interrogative and indicative

The infrared (ir) and the ultraviolet(uv) represent the two extremities of the visible spectrum (400-700nm). while ir represents electromagnetic radiation with wavelengths longer than those of visible light, uv represents wavelengths shorter than visible light

The answer is d. when it begins to fall back to the child's hand

Plants take energy from the sunlight with the of chlorophyll so the plant starts the food chain. then an herbivore eats the plant and gets its energy.then a carnivore or a human eats the herbivore and gets its energy. : )