Answer:
I am useless when together but useful when I am broken apart. What am I?
If a man carried my burden, he would break his back. I am not big but leave silver in my tracks. What am I?
I am a protector. I sit on a bridge. One person can see right through me, while others wonder what I hide. What am I?
What is easy to spot but hard to find?
I am a delicious way of representing data.
What did the piece of wood say when he saw the screwdriver and screws approaching?