HUMAN TIMESCALES

(Redirected from Human\'s periods)
This is a table of time periods and frequencies relevant to human beings.
0.1 to 0.2 s:

★ 0.1 reaction time, blinking

★ 0.15 seconds -- recommended maximum time delay for telephone service
0.2 to 1 s

★ 0.2 to 0.67 seconds -- a beat of modern dance music

★ average reading or talking speed 120 words/min is 0.5 s/word

★ 1/70 to 1/120 min = 0.5 to 1 s - heart rate period, frequency 2 to 1 Hertz

★ Sensory memory up to 1 s.
1-10 s:

★ breathing period

★ reading/talking speed, 1-5 s/sentence

★ Short term memory up to 10 to 15 s
10-100 s

★ 60 seconds = one minute
1 E3 s:

★ 3600 seconds = one hour, one lesson
1 E4 s:

★ 28,600 seconds = 8 hours -- one workday in most Western countries

★ 86,400 seconds = one day = 24 hours, sleep, awake
1 E5 s:

★ 604,800 seconds = week = 7 days (with one weekend)
1 E6 s:

★ ~30 days length of the month, Biorhythm
1 E7 s, 116 days to 3.2 years:

★ 9 month human gestation

★ 3.156 E7 seconds = year
1 E8 s, 3.2 to 32 years:

★ decade

★ human generation
1 E9 s:

★ 2.4 E9 seconds = 75 years -- average life span in the first world

★ 3.156 E9 seconds = century

Contents

See also

See also

★ cycles

★ frequency

★ hertz

★ human scale

★ orders of magnitude (time)

★ rhythm

★ tempo