With Wo? we ask for place. Wohin? we ask for direction. Woher we ask someone about the place where he / she comes
Wohin gehst du? (direction)
Wohin fährst du? (direction)
Woher kommst du? ( from where someone comes)
Wo bist du? (asking place)
With Wo? we ask for place. Wohin? we ask for direction. Woher we ask someone about the place where he / she comes
Wohin gehst du? (direction)
Wohin fährst du? (direction)
Woher kommst du? ( from where someone comes)
Wo bist du? (asking place)