Answer:
I work when I play and play when I work.
What goes with a car, comes with a car, is no use to a car but a car cannot move without it?
Many hear me, but no one sees me, and I only speak when spoken to
What has roots that nobody sees, and is taller than trees. Up, up it goes, and yet it never grows.
My first is second in lineอพ I send shivers up your spineอพ not quite shining bright I glitter in the light.
If lightning strikes an orchestra who is the one most likely to get hit?
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?