Answer:
Made of ten but two we make, When assembled others quake, Five apart and we are weak, Five together havoc wreak. What are we?
What starts with an "e" but only has a single letter in it?
It is a common and favored clothing material among biker gangs and superheroes.
What is it that you ought to keep after you have given it to someone else?
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Born of earth, but with none of its strength. Molded by flame, but with none of its power. Shaped