Future king David , his stone sped, he used this weapon to hit Goliath's head.

I can be wedge-shaped from a pie, cut from a loaf, or taken off a golf swing, yet I am always just a part of the whole.

I am a transportation vehicle

I brighten up a garden, with petals on display. Sometimes I'm picked and brought indoors to brighten someone's day.

Gets steamed up when it’s time to go to work, Screams until you lift it, kind of ajerk. Holds a belly full of boiling, scalding juice, But only when you tilt it does it let the liquid loose