Answer:
I am gentle enough to soothe your skin, light enough to fly in the sky, strong enough to crack rocks. What am I?
Although it sounds like I work on a transportation device I actually work in a restaurant.
To you, rude would I never be, though I flag my tongue for all to see. What am I?
What gets whiter the dirtier it gets?
I may seem real but it always turns out I was never there in the first place... you only see me during a certain resting stage.
The warmer I am the fresher I am.