how do we measure time in history

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
how do we measure time in history	1.53	0.3	8204	81	33
how	1.33	0.7	4718	64	3
do	1.35	1	7953	58	2
we	1.49	0.7	9604	19	2
measure	0.31	0.7	1138	42	7
time	0.88	0.5	3033	67	4
in	0.81	0.9	6978	13	2
history	1.54	0.3	5211	14	7

Keyword	CPC	PCC	Volume	Score
how do we measure time in history	0.48	0.1	2815	8
how do we measure time	1.29	0.7	3289	33
how was time measured	0.66	0.2	826	91
how do historians measure time	1.59	0.9	1586	20
history of measuring time	0.73	0.5	9052	3
history of measurement of time	1.15	0.4	7698	95
how is time calculated in history	0.43	0.3	3771	5
how was time measured in ancient times	0.06	0.2	9363	68
how is time measure	1.84	0.7	4138	77
what all measures time in history	0.42	0.7	9308	76
what are some ways we measure time	1.7	0.6	6069	80
when did we start measuring time	1.57	0.7	2749	1
ways of measuring time	1.53	1	5418	15
when did the measurement of time begin	1.6	0.9	9789	72
old methods of measuring time	0.4	0.2	7478	60