Basically all kinds of scientific investigations involve observations in the beginning- based on the observations one makes the hypothesis, which then one tests with the help of experiments.
A Group of words that contain a subject and a verb and express a complete thought.
I've never read this but I can tell you what to look for. Symbolism in literature is using a phrase or word to represent something totally different. It can sometimes be called "hidden meaning". It is usually a meaning that doesn't meet the eye but is very important to the story the author is telling.
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Mysteries, that's what I think from all the books I have read but I could be wrong. Either way, I hope this helped!
Explanation:
