what happens when air heats up

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what happens when air heats up	1.28	0.9	5710	65	30
what	1.18	0.1	8465	28	4
happens	1.88	0.6	9828	71	7
when	1.1	0.3	5216	36	4
air	1.51	0.9	2493	16	3
heats	1.29	0.5	1447	47	5
up	1.36	0.2	5148	100	2

Keyword	CPC	PCC	Volume	Score
what happens when air heats up	0.73	0.3	8138	14
what happens to air when it heats up	0.49	0.9	2524	15
what happens when air gets hot	1.68	0.8	4960	71
what happens if air is heated	1.87	0.9	6986	73
what happens when hot air rises	2	0.2	5729	95
what happens to air particles when heated	0.95	0.5	3603	74
what happens to warm air	0.05	0.1	6061	6
what happens when air cools	0.59	0.7	9345	16
what happens when air is cooled	0.31	0.9	5066	29
what happens to air molecules when heated	1.32	0.2	5778	52
what happens when warm air rises	1.14	0.1	3394	1
why does heated air rises up	1.77	0.2	2090	18
air is affected by heat	0.2	0.9	9961	64
why does air rise when heated	1.63	0.5	9961	37
why does heat rise in the air	1.53	0.5	9555	34