Answer:
I am a fruit with seed on the outside. What am I?
I go in dry and come out wet. The longer I stay in the stronger my surroundings get.
I can only be played on a windy day
By Moon or by Sun, I shall be found. Yet, if there's no light around, I am undone. What am I?
You will always find me in the past. I can be created in the present, but the future can never taint me. What am I?
I go in hard, come out soft. Blow me hard and I'll make a pop. What am I?