riddles

What can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps?

river


My thunder comes before the lightning; My lightning comes before the clouds; My rain dries all the land it touches. What am I?

A volcano.

I have hands that wave at you, Though I never say goodbye. It's cool for you to be with me, Especially when I say, "HI." What am I?

An electric fan.