(of earthquakes) A measure of earthquake size related to the leverage of the forces (couples) across the area of the fault slip. The rigidity of the rock times the area of faulting times the amount of slip. Dimensions are dyne-cm (or Newton-meters).
A force attempting to produce motion around an axis.
A measurement of weight at a specific distance (moment arm) from a reference point. This measurement is used to verify the aircraft is within the Center of Gravity (CG) limits. Reference points vary between aircraft.
a medieval unit of time equal to 1/40 hour or 1.5 minutes. This meaning has come down to us only as 'a brief interval of time.' The moment was divided into 12 ounces of 7.5 seconds each.
The tendency of a force to cause a rotation about a point or axis which in turn produces bending stresses.
Type: Term Pronunciation: mō′mĕnt Definitions: 1. The product of a quantity times a distance.