Answer:
When we stand up it lies flat. When we lie back it stands up.
I weaken all men for hours each day. I show you strange visions while you are away. I take you by night, by day take you back. None suffer to have me, but do from my lack.
It get wetter and wetter the more it dries
What bear has no ear?
The ball drops when the clock hits this.
Those with eyes bigger than their stomach will definitely leave the restaurant with one of them. It is named after a house pet as well.