Angle of repose Angle of repose The angle of repose, or critical angle of repose, of a granular material is the steepest angle of descent or dip relative to the horizontal plane to which a material can be piled without slumping. At this angle, the material on the slope face is on the verge of sliding. The angle of repose can range from 0° to 90°. The morphology of the material affects the angle of repose; smooth, rounded sand grains cannot be piled as steeply as can rough, interlocking sands. The angle of repose can also be affected by additions of solvents. If
Less than Angels with an air of detachment. Anne Wyatt-Brown writes that "Catherine represents Pym’s view of the world. She shares her author’s imagination, her amused reaction to anthropologists, and her detachment." Less than Angels Less Than Angels is a novel by Barbara Pym, first published in 1955. The novel is largely concerned with the activities of a group of anthropologists, and is to some extent based on the author's own experiences working at the International African Institute in London. It is set in a period of social change which is subtly represented within the novel's plot and setting Catherine Oliphant is a