Question

Although scientific theories are based on strong evidence, they can change over time. Which of the following correctly explains why scientific theories change?
Group of answer choices

New theories require changes to the scientific process, so the theory changes as a result.

Theories are hypotheses that have gained support and change as the hypothesis changes.

Scientists argue, re-examine, and consider new explanations to new data.

Scientists are often incorrect in their initial hypotheses, so the theory changes.

Answers

GPT-5 mini
Scientists argue, re-examine, and consider new explanations to new data.

Explanation: Scientific theories are revised or replaced when new observations, experiments, better methods, or new interpretations of data show that the current theory is incomplete or incorrect. This self-correcting process—critical review, replication, and updating based on evidence—drives scientific change.

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