At any point a sounding line would hang in the line of the radius of curvature of the water surface.
(2) A theorem relating to the apparent curvature of the geocentric path of a comet.
In very many cases the pollen is carried to the stigma by elongation, curvature or some other movement of the filament, the style or stigma, or corolla or some other part of the flower, or by correlated movements of two or more parts.
In general it is not curvature, but change of curvature, that presents difficulty in the laying-out of a line.
This result created a great sensation, and proved that Transatlantic electric wave telegraphy was quite feasible and not inhibited by distance, or by the earth's curvature even over an arc of a great circle 3000 m.