Answer:
I hold two meanings. With one I may be broken with the other I hold on.
One simple click, one simple flash. A piece of memory, for years I'll last. What am I?
I'm as simple as a circle worthless as a leader; but when I follow a group their strength increases tenfold. By myself I'm practically nothing.
Dead on the field lie ten soldiers in white killed by one blade yet there was no fight. What are they?
I am milky white and scares people.
What never gets any wetter no matter how hard it rains?