Distinguish between pathological and trauma

Q1. What is the pathological break or a result of trauma when a person has a broken bone that resulted in a broken hip? Distinguish between pathological and trauma.
People often say that “they can tell as it’s going to rain because their bones hurt.” Can this statement be explained medically or is it an “old wives’ tale?” defending the answer.
Q2. Explain the main pathways by which energy from the sun or from specific chemical reactions enters organisms and passes from organism to organism or back into the environment.