Answer:
You fill it and it empties, A metaphor for plenty, Depending on what half you see, It's either full or empty
What type of drink is usually added to cereal in the morning?
What is always coming but never arrives?
I'm a god. I'm a planet. I measure heat.
I question what lies above, and Iām shared with those you love. At my sound your hands will shake, and oft heard soon after wake. A card not found in a deck.
I am a room that has a roof but no walls. What am I?