Impact

Impact may refer to:

==Science, computing and technology== Impact (mechanics), a large force or mechanical shock over a short period of time Impact (typeface), a sans-serif typeface Impact crater, a meteor crater caused by an impact event Impact evaluation, a way of evaluating changes from an intervention or development programme Impact event, the collision of a meteoroid, asteroid or comet with Earth Impact factor, a measure of the citations to a science or social science journal Impact wrench, a socket wrench power tool capable of high torque