Answer:
Before Mount Everest was discovered what was the highest mountain on Earth?
I cause involuntary movements in your vehicle
I build up castles. I tear down mountains. I make some men blind, but I help others to see. What am I?
I am often sold by children entrepreneurs in summer time
The sun bakes me, the hand breaks me, the foot treads on me, and the mouth tastes me. What am I?
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.