question: What sentence would provide a factual answer to this question: "What can show how a rainbow is formed by refraction of light by splitting light into all different colors?"

answer: a rainbow is formed by refraction of light by splitting light into all different colors
Problem: What is a random fact?

Answer: a seismometer is used to measure the strength or magnitude of an earthquake
Problem: Generate a sentence that contains a fact.

as the size of an object appears larger , that object will be observed better
Problem: Generate a sentence that contains a fact.
Sentence: as the population of prey decreases , competition between predators will increase
Problem: Randomly generate a fact.

Random fact: eyes are used for seeing by animals by sensing light
question: What sentence would provide a factual answer to this question: "Algae perform photosynthesis and so they are like to be found where in a body of water?"

answer:
algae is found in bodies of water