Answer:
I am the minerals vital for your good health.
I am the tool for inspiring many. Buy me in the store for not much more than a penny. Don't overuse me, or my usefulness will go. What am I?
I am a ship that can be made to ride the greatest waves. I am not built by objects, but built by minds. What am I?
Before Mt. Everest was discovered what was the highest mountain in the world?
What runs around the whole yard without moving?
Pirates put their booty in it.