why do hot air rises

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
why do hot air rises	1.12	1	9426	16	20
why	1.74	1	5780	35	3
do	1.3	0.5	2955	4	2
hot	0.63	0.5	1745	18	3
air	1.51	0.7	2069	87	3
rises	0.43	0.3	7466	47	5

Keyword	CPC	PCC	Volume	Score
why do hot air rises	1.8	0.6	6426	13
if hot air rises why are mountains cold	0.62	0.7	9873	68
why hot air balloon rises up	0.89	0.1	7154	38
why is hot air hot and rises up	1.79	0.7	2748	75
why a balloon inflated with hot air rises up	1.2	0.1	5513	32
why hot air rises up	1.35	0.6	4633	43
why hot air rises and cold air sinks	1.91	0.9	4535	27
explain why a hot air balloon rises	1.46	0.1	975	59
explain why air rises above the hot flame	1.09	0.5	9559	89
why are mountains cold at the top	1.75	1	5550	15
why are mountains so cold	0.69	0.4	9341	91
why is it cold in mountains	1.59	0.1	8224	99
why are mountains colder at the top	0.88	0.9	9735	59
why mountains are colder	1.03	0.5	611	93
why is it colder in the mountains	0.57	0.3	6139	58
why are the tops of mountains colder	0.13	0.4	1764	93
why it is cold on mountain top	0.54	0.6	5795	69
why is it cold in higher altitudes	0.26	0.6	5576	3
why is it cold at high altitude	1.44	0.1	1315	79
why are mountain tops colder	1.74	0.1	1792	70
why is it colder at higher altitude	1.8	1	2543	78