Lesson 1
A group of travelers journeying together
Caravan
An instrument once used by sailors for navigation
Astrolabe
Vasco da Gama
Bartolomeu Dias
A country ruled by a king or queen
Kingdom
The science of planning and controlling the direction of a ship
Navigation
A system in which people could be bought and sold and were forced to work with no pay
Slavery
A person who makes money by buying and selling goods
Merchant
The use of scientific knowledge and tools to solve problems
Technology
Money left over after all expenses have been paid
Profit