Answer:
It's what light turns into in the night
When a doctor hits you with a hammer he is testing this
Proof you've done your time in school
You row in one while you float.
Sometimes you feel it weigh a ton. Yet it is nothing, but somehow still there. Makes you uncomfortable around anyone, But speak its name and it's gone.
Why was the cook arrested?
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?