answered 2/28/2010 Investigate Two Factors That Affect The Distance Taken For A Toy Car To Stop After Rolling Down A Ramp? Are you doing this as your science experiment thing for JC? I got the same thing.but I'm sooo confused I have no clue where to start..but probably slop is one of them..nd surface probably? You know wen you hav those 2 what do you do then??