Riddle

I’m tall when I’m young, and I’m short when I’m old. What am I?

What goes up but never comes down?

What gets wet while drying?

I follow you all the time and copy your every move, but you can’t touch me or catch me. What am I?

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

People make me, save me, change me, raise me. What am I?

What has one eye, but can’t see?

What has one head, one foot and four legs?

What has many teeth, but can’t bite?

What has words, but never speaks?