Answer:
Which is the oldest tree?
One am I, among six others: Largest, smallest, cold, dark and two brothers
What has a hundred limbs, sometimes leaves, but cannot walk?
What is as light as a feather, but not even the strongest man on earth can't hold it for more than 1 c)minute?
You could do this to a motion, see it on a watch, or place this in a race.
I am a room that has a roof but no walls. What am I?