Be on
Be on verb - Appear in a show, on T.V. or radio.
Operate
Operate verb - To control the mechanical operation of.
Both terms in one sentence
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He has 200 m2 of solar panels, but the amount of solar energy received per square metre is only half what it would be on Earth, they operate at 10% efficiency, and the lights aren't 100% either.
Source: Literature / The Martian
Cite this Source
Operate and Be on. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/be_on/operate
Be on & Operate. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/be_on/operate>.
Operate or Be on. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/be_on/operate.
Google Ngram Viewer shows how "be on" and "operate" have occurred on timeline