GENERAL KNOWLEDGE

GK

PHYSICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
One difference between a hypothesis and a theory is that a hypothesis
A
is a guess that has not been well tested, whereas a theory is a synthesis of well-tested guesses.
B
is testable, whereas a theory is not testable.
C
can be revised, whereas a theory cannot be revised.
D
is not testable, whereas a theory is testable.
Explanation: 

Detailed explanation-1: -A theory explains a natural phenomenon that is validated through observation and experimentation. A hypothesis is an educated guess based on certain data that acts as a foundation for further investigation. From the above differences, we can infer that a hypothesis might change significantly as the testing occurs.

Detailed explanation-2: -In scientific reasoning, a hypothesis is constructed before any applicable research has been done. A theory, on the other hand, is supported by evidence: it’s a principle formed as an attempt to explain things that have already been substantiated by data.

Detailed explanation-3: -Hypothesis is singular, as in The study’s results proved the first hypothesis to be true. Hypotheses is plural, as in Researchers weighed competing hypotheses to determine which one merited testing. A side note: In science, a hypothesis is a proposed explanation.

Detailed explanation-4: -In science, a theory is a tested, well-substantiated, unifying explanation for a set of verified, proven factors. A theory is always backed by evidence; a hypothesis is only a suggested possible outcome, and is testable and falsifiable.

Detailed explanation-5: -A hypothesis is a tentative explanation that can be tested by further investigation. A theory is a well-supported explanation of observations. A scientific law is a statement that summarizes the relationship between variables. An experiment is a controlled method of testing a hypothesis.

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