Answer:
There's one in every deck of cards and in a famous movie
What has a neck and no head, two arms but no hands?
It weighs next to nothing but no one can hold it for long. What is it?
You can have it, and be at it, But it never lasts forever.
There is an ancient invention still used in some parts of the world today that allows people to see through walls. What is it?
If it’s information you seek, come and see me. If it’s pairs of letters you need, I have consecutively three. What am I?