What Am I Riddles

Question: Drop me and the world will shatter,
and you can always find me where you empty your bladder.

What am I?

Question: I can be sun,
I can be sand,
and I can be bird.

What am i?

Question: I have memories, but none of my own,
whatever's on my inside is what is shown.
If I'm ever different it's because you changed me,
I feel like a decoration, here for you to arrange me.

What am I?

Question: What is he that builds stronger than either the mason, the shipwright, or the carpenter?

Question: Hold me by the neck and I won't mind,
if I get wrong I just need a good wind.
If you want me you better pick wisely,
just use your ears and I'll follow you blindly.

What am I?