Why is a river so rich ?

I am five letter word that is under you.
If you remove my 1st letter, then I am over you.
If you remove my 1st and 2nd letters then I am all around you.

Who am I?

What is 3/7 chicken, 2/3 cat and 2/4 goat?

Do you know who was buried in John's tomb?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?

What is harder to catch the faster you run?

Why did the Girl throw the butter out of the window?

Buy me, smell me or deliver me, I do not change.

Who am I?

What seven-letter word has hundreds of letters in it?