Frequency is defined as the number of waves that pass a certain point in a specified amount of time.

the verdict

SUPPORTED

the evidence backs this

Recorded sources

7 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Is it true that frequency is defined as the number of waves that pass a certain point in a specified amount of time?

Yes. Multiple reference works and official records explicitly define wave frequency as the number of waves or cycles passing a specific point in a given amount of time.

Verdict: SUPPORTED · 7 sources for, 0 against · Last checked 4 Oct 2026

How claims like this are judged

Judged against reference works: claims of this kind are settled by reference works, not journal abstracts.

Evidence for · 7

Wikipedia: Frequency

Reference article covering this claim directly

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Wikipedia: Frequency. (n.d.). Wikipedia. https://en.wikipedia.org/wiki/Frequency

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More for · 6

GovInfo: FR 2017 09 27

States frequency is the number of pressure waves that pass by a reference point per unit of time.

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GovInfo: FR 2017 09 27. (n.d.). GovInfo. https://www.govinfo.gov/app/details/FR-2017-09-27

LibreTexts: LibreTexts: 10.01: Waves

Explicitly defines frequency as the number of waves that pass a certain point in a specified amount of time.

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LibreTexts: LibreTexts: 10.01%3A Waves. (n.d.). LibreTexts. https://chem.libretexts.org/Courses/Anoka-Ramsey_Community_College/Introduction_to_Chemistry/10%3A_Electrons_in_Atoms/10.01%3A_Waves

OpenStax: OpenStax Chemistry 2e: 6.1 Electromagnetic Energy

Defines frequency as the number of wave cycles that pass a specified point in space in a specified amount of time.

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OpenStax: OpenStax Chemistry 2e: 6.1 Electromagnetic Energy. (n.d.). OpenStax. https://openstax.org/books/chemistry-2e/pages/41ea6265-62bd-4d5d-b62f-efc9dea99210@

Wikibooks: Wikibooks: High School Chemistry/The Dual Nature of Light

Explains wave frequency as the number of waves that pass by a specific reference point per unit time.

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Wikibooks: Wikibooks: High School Chemistry/The Dual Nature of Light. (n.d.). Wikibooks. https://en.wikibooks.org/wiki/High_School_Chemistry/The_Dual_Nature_of_Light

GovInfo: FR 2023 03 23

States frequency is the number of pressure waves that pass by a reference point per unit of time.

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GovInfo: FR 2023 03 23. (n.d.). GovInfo. https://www.govinfo.gov/app/details/FR-2023-03-23

LibreTexts: LibreTexts: 9.02: Light Electromagnetic Radiation

Defines frequency as the number of waves that pass a certain point in a specified amount of time.

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LibreTexts: LibreTexts: 9.02%3A Light  Electromagnetic Radiation. (n.d.). LibreTexts. https://chem.libretexts.org/Bookshelves/Introductory_Chemistry/Introductory_Chemistry_(LibreTexts)/09%3A_Electrons_in_Atoms_and_the_Periodic_Table/9.02%3A_Light-_Electromagnetic_Radiation

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