Answer:
I am a type of weapon for SCI-FI characters
Forward I am heavy backward I am not. What am I?
I have an eye but am blind, a sea, but no water; a bee, but no honey; tea but no coffee; and a why, but no answer. What am I?
What has a neck but no head?
I'm tall when I'm young and short when I'm old. What am I?
I always have to work with something in my eye. What am I?