Keyword Analysis & Research: what's the difference of effect and affect

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what's the difference of effect and affect	1.29	0.6	5598	95	42
what's	0.84	0.7	4105	37	6
the	0.7	0.9	3895	19	3
difference	0.03	0.6	513	39	10
of	1.31	0.6	4859	63	2
effect	1.99	0.4	3777	83	6
and	1.38	0.1	3218	15	3
affect	0.78	0.9	5817	49	6

Keyword	CPC	PCC	Volume	Score
what's the difference of effect and affect	2	0.2	714	94