Looming also described as looming, in which distant objects appear much nearer than they actually are, is explained in the same way as the image of the ship, except that the image is not inverted; the density variations may also act as a magnifying glass. Looming Looming is a term found in the study of perception, as it relates directly to psychology. Looming refers to the rapid expansion in the size of any given image. As the image becomes increasingly large on the perceiver's retina, i.e., when an object "looms", there is an automatic physiological response to perceive the object as
International Association for the Advancement of Space Safety for both, which may sometimes be confusing. Absolute freedom from harmful conditions is impossible to achieve. To be absolutely safe a system, product, device, material or environment should never cause or have the potential to cause an accident. In the realization and operation of systems the term safety is generally used to mean acceptable risk level, not absolute safety. Acceptable risk level is not the same as personal acceptance of risk, but it refers to risk acceptability by stakeholders’ community or by society in a broad sense. Acceptable risk levels vary from system to system, and evolve with time due