Different types of theories are the Big Bang Theory, the Cell Theory, and more.
I don't think the question can be easily answered. Thomas Aquinas comes to mind, as does Oswald Chambers & C.S. Lewis. The answer is opinion based, and therefore subjective.
There are many more than three different types of motivation, and many theories of motivation in different settings. These range from need theories such as the famous Hierarchy of Needs postulated by Maslow, to widely varying psychological models and theories based on the works of Machiavelli and Plato.
system management chaos theory freedom-based management theory contingency theory
Thomas Aquinas blended Christianity with the philosophy of Aristotle, emphasizing the compatibility between faith and reason. He sought to delineate the boundary between philosophy and theology by using reason to support and defend Christian beliefs. Aquinas's work laid the foundation for Scholasticism, a theological and philosophical system that dominated medieval academic thought.
Documentaries - are usually factual programs based around real, hard evidence. Conspiracy theories - are just that - theories based conjecture and supposition.
There are many, many different theories about dreams, ranging from science-based neurobiological theories to ancient superstitions. Most of those theories suggest in one way or another that dreams somehow reflect or refer to the dreamer's daily experiences. You can find more information on some psychological and science-based theories in the Wikipedia article linked below.
Aristotle's philosophy was based on observation and reason, emphasizing the study of the natural world and human behavior. He believed in the importance of categorizing knowledge into different disciplines and used logic to analyze and understand the world around him. Aristotle's theories focused on the concept of causality, the idea that everything has a purpose and can be explained through a series of causes and effects.
Experiments.
develop theories based on their research- apex
Like every other scientists, Greeks based their theories on observations, experiments, proofs, evidence and more.
Yes.
Scientific theories can be modified and in some cases completely scrapped based upon new research.