Best easy riddles for teens

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?

What word in the English language does the following: the first two letters signify a male, the first three letters signify a female, the first four letters signify a great man, the first six letters signify a drug, while the entire world signifies a great woman. What is the word?

The more you take away, the bigger I become. What am I?

What is invisible and makes people suffer from symptoms like sweating and nausea, yet people can’t survive without it?

Before Mt. Everest was discovered, what was the highest mountain in the world?

The more it dries, the wetter it gets. What is it?

Take away my first letter, and I still sound the same. Take away my last letter, I still sound the same. Even take away my letter in the middle, I will still sound the same. I am a five letter word. What am I?