What kinds of scientific investigations involve making observations

AnswerEarth Science and life science and anywhere except the fieldExplanation:A scientific investigation typically starts with views. Observations usually begin to questions. A hypothesis is a probable logical solution to a scientific problem, based on scientific facts. A prediction is a description that explains what will happen under specific circumstances.

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.