Answer:
I'm the start of eternity and the end of space. There are two of me in heaven and one in hell.
The eight of us go forth not back to protect our king from a foe's attack. What are we?
What has no hands but might knock on your door, and if it does you better open up?
What is the word that even in plain sight remains hidden?
What you become during a workout?
What never gets any wetter no matter how hard it rains?