Generate a sentence that answers this question: "A comet is falling from the sky, a boy is watching and can tell that the light is brightest".

Answer: as a source of light becomes closer , that source will appear brighter

Generate a sentence that answers this question: "If a thing reacts in a situation, the most likely reason for the chemical reaction is".

Answer: adding heat to an object sometimes causes chemical reactions

Generate a sentence that answers this question: "Some creatures may pretend to be other creatures in order to".

Answer:
mimicry is used for avoiding predators by animals by camouflaging as a dangerous animal