unknowns

the research team faced numerous unknowns regarding the project's feasibility.

addressing the unknowns in the data is crucial for accurate analysis.

we need to identify the key unknowns before making a final decision.

the future holds many unknowns, but we'll face them with courage.

despite careful planning, some unknowns remain in the expedition.

the model incorporates several unknowns to account for real-world variability.

the investigation aims to uncover the unknowns surrounding the incident.

the unknowns in the market make forecasting sales particularly challenging.

the scientist sought to quantify the unknowns in the experimental setup.

the report highlighted several unknowns that require further investigation.

the project budget includes a contingency for unforeseen unknowns.