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DO NOW…YES, NOW!
Write a diary entry from the point of view of an explorer on the first day of his voyage. Be creative-discuss things such as your motives, what it feels like leaving your family, your nerves, etc.
TECHNOLOGICAL ADVANCESThe Age of Exploration
ASTROLABE
Greek “astro”-star and “labio”-finder Used to plot the position of the sun,
moon, and stars in relation to a given apoint
Allowed an explorer to determine: the time of day the latitude of his ship’s position
COMPASS
Used to determine direction
Allowed explorers to navigate seas in any weather conditions
Needle always points north
Showers user the direction of movement
Map of the World (pre-1492) Inaccurate
Did not show North or South America Atlantic Ocean: much smaller than
actual size Accurate: Earth as a
sphere
CANNONS
Bronze Fired cast-iron balls Loaded from muzzle (open end) Powder poured into barrel Rammed into a tight mass with a
ramrod Ball rammed in over mass of powder Powder ignited through opening in
breech (opposite end of muzzle)
CARAVEL
Light, fast sailing ship Steered with rudder at stern Lateen sails
Triangular Catch wind from any direction
WOODEN BARREL
Store drinking water, food, and supplies
Made of staves bound with iron or wooden hoops
Staves bowed to make barrels wider in middle
Allowed barrels to expand as filled with goods
HORSES
Brought by Spaniards at end of 1400s
Prevent broken legs on voyage: Elaborate swings to
prevent hooves from touching ship’s deck