How to sign: a magnitude or frequency relative to a time unit
"they traveled at a rate of 55 miles per hour"; "the rate of change was faster than expected";
Categories: magnitude relation, quantitative relation
Within this category: acceleration, attrition rate, birthrate, bits per second, crime rate, data rate, deathrate, dose rate, erythrocyte sedimentation rate, flow, flux, frequency, gigahertz, growth rate, Hertz, inflation rate, jerk, kilohertz, kilometers per hour, megahertz, metabolic rate, miles per hour, pace, pulse, respiratory rate, revolutions per minute, sampling rate, solar constant, spacing, speed, tempo, terahertz, words per minute