I am weightless but can be seen. Put me in a bucket and I’ll make it lighter. What am I?

Answer: A Hole

More What am I ? with answers

More What am I ?

I am what bring things together. Without me everything you see would be a total mass or debris everywhere. What am I?
I am what remains when nothing is left. What am I?
I am wood that is neither hard, straight, or crooked. What am I?
I am worn to mark a successful victory, I am also made of flowers and leaves formed into a circle, and I vary from big to tiny. What am I?
I am worthless, yet when added to others I add worth. I confounded the ancient Greeks, yet I changed men’s understanding. What am I?
I am wrapped but I am not a gift, I am kept neatly in a chamber and Archeologists find me as a great treasure. What am I?
I am yellow on the outside, white inside, and very appealing. What am I?
I am young in the sun and trapped to be aged. Held in a bottle but opening is delayed. What am I?
I am yours only once a year, you still cut me up with no fear. What am I?
I appear once in summer and twice in autumn, but never in winter. What am I?
I ask no questions but receive a lot of answers. What am I?
I beam, I shine, I sparkle white. I’ll brighten the day with a single light. I’ll charm and enchant all. I’ll bring the best in you all. What am I?