Time

the 1st concept of time you probably had was in the back of the car asking "are we dare yet?"

An event is something specified by space and time,

Your birth is an event if it is declared by the place and the time.

Quartz vibration 32768Hz

t' = t root(1-v(squard))

How we measured time not so long ago

http://www.nmm.ac.uk/explore/astronomy-and-time/time-facts/the-date-of-easter

time zones and global time stories

http://www.bbc.co.uk/news/world-12849630

Back 2 Measurement