Across
- 3. a map maker
- 4. Spanish conquerors/explorers who sailed to the Americas to obtain gold, silver, and other treasures.
- 6. a device that always points north. It is used for navigation.
- 9. a method of navigating by using the stars or other objects in the sky
- 10. a disease caused by a lack of vitamin C
- 11. instrument used to calculate positions of celestial bodies
- 14. a design on a map that shows direction. It points which way is north, south, east, west, and some intermediate directions on the map.
- 15. strong easterly winds that blow through the tropics and subtropics
- 16. to travel around the entire Earth (or around another given object).
- 18. a belt of very still air near the equator that stalled sailing ships.
Down
- 1. a unit of speed used on the water.
- 2. the study and the construction of maps
- 5. an astronomical instrument that is used to determine latitude for navigation
- 7. a very accurate time-keeping device that is used for determining one’s longitude at sea.
- 8. a journey to some distant place
- 12. a type of two- or three-masted sailing ship developed in the 1400s by the Portuguese
- 13. a type of map in which the true compass direction are kept intact (lines of latitude and longitude intersect at right angles), but areas are distorted
- 17. an instrument used to measure altitude