Logic Riddles

Question: What always goes left but constantly goes down.

Question: What do you break before using it ?

Question: One becomes seven but each stands alone

Question: What always goes up when it rains?

Question: There is a 5 letter word, if you take away the 5th letter, it is still the same. If you take away the 1st letter it is also the same. Even if you take away the 3rd letter, it is still the same. You can even take away the 5th, 3rd and the 1st, at the same time!!!!!!!!