Answer:
Hearing something unexpected or touching a live wire can have this effect.
Split me in half, and you get me and another me. What word am I?
What gets broken if it’s not kept?
How many people are dead in a standard grave yard?
What is this Mexican dish consisting of a tortilla rolled around a filling, typically of beans or ground or shredded beef?
All about, but cannot be seen, Can be captured, cannot be held, No throat, but can be heard. Who am I?