Good Riddles

Question: Harry, the happy hippo, happily hopped from the hippo hospital. How many h's are in this sentence?

Question: Two men/women in absolutely identical conditions have two of the exact same water bottles (full of water). An hour passes, and the temperatures of the water inside the bottles are measured. The temperature of one of the bottles is noticeably higher than the temperature of the other. Assuming that the temperature of the setting they were in, as they were both the same, had to do with the change in temperature of the water, why are they different?

Question: You are trapped in a haunted house with no electricity. There are four doors to get out of the house only one is safe. In one door a man will stab you, in another you will get electrocuted, in another one you will get shot at, in the final one it is filled with vicious dogs. Which door is safe?

Question: I am an animatronic and I scare kids and you. But I am not freddy, chica, bonnie, or foxy. I can also crash or game. Who am I?

Question: A man walks into a ballet room with girls. Looks around. How many men does he see?