Across
- 2. the first European country to establish trading outposts in Africa
- 4. Helped us learn about gravity; apple fell on to his head
- 5. The first person to try to sail all the way around the world
- 6. A tool that always points north; used to help sailors
- 8. An Italian scientist that published a book stating that the Earth moves around the sun
Down
- 1. when things were exchanged between the New World and the Old World
- 3. To travel all the way around the world
- 7. Killed many native Americans