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14 sentences with “theory”

Short, simple sentences with “theory”, suitable for children and primary/elementary school, with common expressions and related words. You'll also find examples for middle and high school.

Brief definition: theory

An idea or set of ideas that explains how or why something happens, often based on observation, study, or reasoning.

14 sentences with “theory” — examples

Modern cosmology is based on the Big Bang theory.

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Illustrative image theory: Modern cosmology is based on the Big Bang theory.

The theory of planned obsolescence is criticized by many.

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Illustrative image theory: The theory of planned obsolescence is criticized by many.

Darwin's theory of evolution influenced various scientific fields.

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Illustrative image theory: Darwin's theory of evolution influenced various scientific fields.

After studying for hours, I finally understood the theory of relativity.

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Illustrative image theory: After studying for hours, I finally understood the theory of relativity.

The scientific evidence supported the theory proposed by the researcher.

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Illustrative image theory: The scientific evidence supported the theory proposed by the researcher.

The scientific theory must be consistent with the data obtained in the research.

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Illustrative image theory: The scientific theory must be consistent with the data obtained in the research.

The scholar presented a theory on the connection between literature and politics.

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Illustrative image theory: The scholar presented a theory on the connection between literature and politics.

The theory of evolution proposed by Charles Darwin revolutionized the understanding of biology.

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Illustrative image theory: The theory of evolution proposed by Charles Darwin revolutionized the understanding of biology.

Einstein's theory of relativity proposes that space and time are relative and depend on the observer.

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Illustrative image theory: Einstein's theory of relativity proposes that space and time are relative and depend on the observer.

Einstein's theory of relativity remains a subject of study and discussion in the scientific community.

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Illustrative image theory: Einstein's theory of relativity remains a subject of study and discussion in the scientific community.

After reading several books on the subject, I concluded that the Big Bang theory is the most plausible.

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Illustrative image theory: After reading several books on the subject, I concluded that the Big Bang theory is the most plausible.

There is a division between the followers of the theory of evolution and those who believe in creation.

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Illustrative image theory: There is a division between the followers of the theory of evolution and those who believe in creation.

The theory of evolution is a scientific theory that has changed our understanding of how species have evolved over time.

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Illustrative image theory: The theory of evolution is a scientific theory that has changed our understanding of how species have evolved over time.

Epistemology is a branch of philosophy that deals with the theory of knowledge and the validity of claims and arguments.

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Illustrative image theory: Epistemology is a branch of philosophy that deals with the theory of knowledge and the validity of claims and arguments.

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