Good Riddles

Question: You want me more, you want me less. This is just how I put your control drama's to test. Wont matter if you watch me, i'll only seem to stall. It's seems just when I'm up is when you'll miss me at all.

Question: What word begins with letter H, but add it with W and it becomes another word yet pronounced just the same?

Question: Why are the floors of basketball courts always so damp?

Question: What is square and green?

Question: How do you run around your block 10 times without breathing heavily?