Keyword Analysis & Research: why does warm air rise and sink

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
why does warm air rise and sink	0.61	0.2	3570	72	31
why	1.56	0.4	8512	83	3
does	1.86	0.4	9530	31	4
warm	0.9	0.3	1585	78	4
air	0.53	0.6	1510	56	3
rise	1.49	0.9	6395	52	4
and	0.18	0.1	904	68	3
sink	1	0.6	6122	23	4

Keyword	CPC	PCC	Volume	Score
why does warm air rise and sink	1.03	1	2933	8