An explanation supported by many tests and accepted by a general consensus of scientists is a(n)
Blank
______.

Question

An explanation supported by many tests and accepted by a general consensus of scientists is a(n) 
Blank
______.

BlackTom AI · Accepted Answer

A scientific theory is an explanation supported by many tests and accepted by a general consensus of scientists because it has been repeatedly tested, confirmed, and integrated into a coherent framework that explains and predicts phenomena.

1. Relevant knowledge points and concepts
- Hypothesis: a tentative, testable explanation or prediction formed at the start of an investigation.
- Scientific theory: a well-substantiated explanation of some aspect of the natural world that is supported by a large body of evidence, repeatedly tested, and widely accepted by the scientific community.
- Statistic: a numerical summary or measurement computed from data; it is not an explanatory framework.
- Key features of a scientific theory: explanatory power, predictive capability, consistency with existing observations, repeatability, and openness to revision if new evidence arises.

2. Step-by-step reasoning
- Scientists begin with observations and propose hypotheses to explain them.
- Hypotheses are tested through experiments and observations; results are repeated and independently verified.
- When multiple hypotheses have been tested and a particular explanation consistently accounts for a wide range of data, it is elevated to a theory.
- A theory unifies disparate findings, provides explanations for underlying mechanisms, and allows reliable predictions.
- Widespread testing and peer review lead to general consensus among scientists that the theory is valid.

3. Calculations
- No numerical calculations are required for classifying the terms.

4. Why the correct answer is correct
- The phrase “an explanation supported by many tests and accepted by a general consensus of scientists” matches the definition of a scientific theory: it is an explanation (not just a number) that has endured extensive testing and community acceptance.

5. Why the other options are incorrect
- Statistic: This is a numerical summary (mean, median, etc.), not an explanatory framework supported by consensus.
- Hypothesis: This is a proposed explanation that must be tested; it is not yet established by many tests or consensus.

6. Conclusion
Therefore, the correct choice is scientific theory, which matches the provided answer.

An explanation supported by many tests and accepted by a general consensus of scientists is a(n) Blank ______.单项选择题

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