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What is a scientific theory that is accepted as true?
Keep in mind, a hypothesis is a possible answer to a scientific question. A scientific theory is a broad explanation for events that is widely accepted as true. There are several well-known theories in biology, including the theory of evolution, cell theory, and germ theory.
What is the most tested scientific theory?
When you get down to it, there are really only two theories in the running for the title of “The Most Precisely Tested Theory in the History of Science”: relativity and quantum mechanics, specifically quantum electro-dynamics (QED).
What is a scientific theory in science?
A theory is a carefully thought-out explanation for observations of the natural world that has been constructed using the scientific method, and which brings together many facts and hypotheses. A scientist makes an observation of a natural phenomenon.
How is a scientific theory different from the everyday use of theory?
In everyday use, the word “theory” often means an untested hunch, or a guess without supporting evidence. But for scientists, a theory has nearly the opposite meaning. A theory not only explains known facts; it also allows scientists to make predictions of what they should observe if a theory is true.
When was May scientific theory revised?
Scientists are likely to accept a new or modified theory if it explains everything the old theory did and more. The process of theory change may take time and involve controversy, but eventually the scientific explanation that is more accurate will be accepted.
What is the last theory proposed by many scientists?
Bigbang theory is the last theory proposed by many scientist.
What is a good scientific theory?
A good theory, like Newton’s theory of gravity, has unity, which means it consists of a limited number of problem-solving strategies that can be applied to a wide range of scientific circumstances. Another feature of a good theory is that it formed from a number of hypotheses that can be tested independently.
How many scientific theories are there?
Albert Einstein described two types of scientific theories: “Constructive theories” and “principle theories”. Constructive theories are constructive models for phenomena: for example, kinetic theory. Principle theories are empirical generalisations such as Newton’s laws of motion.
How do we know science is true?
What makes science reliable? The ability to reproduce the results of an experiment, known as reproducibility, is one of the hallmarks of a valid scientific finding.