The phrase "a compelling question" is correct and usable in written English.
It can be used when referring to a question that is interesting, thought-provoking, or engaging, often prompting further discussion or exploration.
Example: "The speaker posed a compelling question that made the audience reflect on their own beliefs and values."
Alternatives: "an intriguing question" or "a thought-provoking question".
A compelling question is, where does talent-filled Venezuela fit into baseball's evolving world hierarchy?
Ms. Sheehan is asking a compelling question: What is the "noble cause" for which her son died?
This is a compelling question, especially in individual competition, where so much depends on confidence, mental toughness and luck.
What we have here, as in many previous exhibitions, amounts to a collection of diverse responses to the question "What is drawing?" If this was once a compelling question, it isn't anymore.
'How is this new science to be conducted?' was thus a compelling question.
Whether and to what extent cross-linguistic transfer occurs between Chinese and English is a compelling question given the clear differences between the two languages.
A more compelling question concerns the 51-year-old senator's analysis of politics.
"For freelancers and Uber workers, this becomes a much more compelling question moving forward".
Our research into entrepreneurial philanthropy was originally inspired by our work on elites and elite power (Maclean et al., 2006, 2010, 2014), through which arose a fundamental but compelling question that refused to be suppressed, namely: what do they do with all the money?
If the Tories do win the election, they will have an even more compelling question to answer, namely how to mend Britain's ravaged public finances.
In the end, Curfman argues, the most important thing is to tackle an original and compelling question, study it rigorously, and then "let the chips fall where they may".
