The document lists 15 questions an alien might have about Earth and its inhabitants. Key questions include where Earth is located, what materials it is made of, if it has any satellites, the temperature and climate, if it has water, a description of humans, the size of Earth, if humans are dangerous, their height and ability to fly, if they eat, and what they eat.

1. Questions an alien should know.
1. Where is the Earth?
2. What materials is the Earth made of?
3. Has the earth any satellite?
4. Is it a cold or hot planet?
5. Is it water?
6. What is the temperature in your planet?
7. Can you describe terrestrians?
8. Is it the Earth big or small?
9. Are terrestrians dangerous?
10. Are terrestrians very tall?
11. Can terrestrians fly?
12. Do terrestrians eat?
13. What do they eat?
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