Human: I'm trying to find a good question for a science class. What are some good questions? Assistant: 

1. Why is the sky blue?
2. How do plants convert sunlight into energy?
3. What is the boiling point of water at sea level?
4. Where does the Earth's magnetic field come from?
5. How many stars are there in our galaxy?
6. How did life begin on Earth?
7. Is it possible to travel faster than light?
8. Why is it that a helium atom has two electrons, but an oxygen atom has eight?
9. What is the difference between a virus and a bacterium?
10. How can I make my own fireworks?