how ozone layer works

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
how ozone layer works	0.86	0.5	3016	75	21
how	0.52	0.3	2382	1	3
ozone	0.19	0.3	1368	58	5
layer	0.18	0.8	9433	81	5
works	0.82	0.6	3163	73	5

Keyword	CPC	PCC	Volume	Score
how ozone layer works	0.78	0.9	9872	89
ozone layer	0.58	0.7	1241	40
how does ozone layer works	0.28	0.9	6917	62
how ozone layer works nasa	1.69	0.1	6674	57
the ozone layer worksheet	1.44	0.1	9516	28
ozone layer worksheet pdf	0.68	0.2	2134	10
ozone layers of the earth	1.39	0.5	7430	51
ozone layers diagram	1.84	0.7	5957	68
ozone layers quilt guild	1.54	0.8	8241	39
ozone layers locale	1.08	0.9	5445	89
ozone layers in order	0.38	0.3	4970	41
ozone layers locale crossword	0.3	0.8	3974	50
ozone layers in hindi	0.3	0.9	1865	47