A scientific hypothesis must be _____.

Question

BlackTom AI · Accepted Answer

Consider the question: A scientific hypothesis must be _____.
Option 1: robust. While robustness can be desirable, it is not a defining requirement for a hypothesis. A hypothesis can be simple or tentative yet still be scientifically meaningful if it is testable; robustness is more about the strength of evidence and model reliability, not a mandatory criterion.
Option 2: observational. A hypothesis does not have to be observational in nature; it can be testable through experiments, measurements, or predictions derived from a model. The key feature is testability, not the mode of observation, so this option is too narrow.
Option 3: falsifiable. This is the central concept emphasized in the philosophy of science: a hypothesis must make predictions that could, in principle, be proven false by evidence. Falsifiability allows for rigorous testing and potential refutation, which is essential for the scientific method.
Option 4: theoretical. A hypothesis can be theoretical in origin, but being theoretical is not a requirement. It must be testable and falsifiable, whether it arises from theory, observation, or prior data. Therefore, this option overstates what is required and is not universally necessary.
In summary, the defining criterion among the choices is that a scientific hypothesis must be falsifiable, enabling empirical testing and potential refutation. The other options describe desirable or possible qualities but do not constitute the fundamental requirement for a scientific hypothesis.

A scientific hypothesis must be _____.单项选择题

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