Riddle #594

Pronounced as one letter, And written with three, Two letters there are, And two only in me. I’m double, I’m single, I’m black blue and gray, I’m read from both ends, And the same either way.

What type of bear is toothless?

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

When it comes to me, you go on red and stops on green. What am I?

What has a tongue, cannot walk, but gets around a lot?

You bury me when I am alive, and dig me up when I die. What am I?

This old one runs forever, but never moves at all. He has not lungs nor throat, but still a mighty roaring call. What is it?

What is the ancient invention that allows people to see through walls?

I sometimes come in a can but I'm not food. I sometimes come in a bottle but I'm not a beverage. I come in different colors but I'm not a rainbow. I'm sometimes used with canvas but I'm not a tent. I'm used with a brush but I'm not toothpaste. What Am I?

What has only two words, but thousands of letters?

What is as light as a feather but even the strongest man in the world can’t hold it for long?