Duplicate of Brain Teasers 1

Forward I am heavy, but backward I am not. What am I?

What is it that has four legs, a head, and a foot?

What has teeth, but cannot eat?

I know a word with letters three. Add one letter to it and none there will be. What is it?

What walks on 4 legs in the morning, 2 legs in the afternoon, and 3 legs in the evening?

The beginning of eternity, the end of time and space. The beginning of every end. What am I?

What gets wetter the more it dries?