Do you know the answers to these questions?

I bet a lot of people don't know the answers. (:

1 Is it true that in 10 minutes, a hurricane releases more energy than the entire world's nuclear weapons combined?
2 Is it possible to lead a cow upstairs, but not downstairs?
3 Is it true that on average, 100 people choke to death on ballpoint pens every year?
4 Is it ture that the most popular name for a pet in the United States is Lucy.
5 Does the average four year-old child ask over four hundred questions a day?
6 Is it true that a pregnant woman's dental health can not affect her unborn child?
7 Is it true that more people use blue toothbrushes then red ones?