Riddles
100

What weighs more - a pound of feathers or a pound of metal?

They both weigh the same.

200

The more of me you take, the more you leave behind. What am I?

Footsteps.

300

The more I eat the more I grow, but when I drink, I will die. What am I?

Fire.

400

You always carry me with you, but I will never weigh anything. What am I?

Your name.

500

Many have heard me yet nobody has seen me. I will not speak unless I am spoken to. What am I?

An echo.