Explorer Unit Test

A small, light ship that could sail very fast. Columbus' ships, the Nina and the Pinta, were examples of this type of ship.

• carrack
• sail boats
• caravel
• astrolabe

A tool used to determine the angle between the horizon and a heavenly body.

• sextant
• expedition 
• caravel
• astrolabe

A science used by sailors to find their place and plan their route

• expedition 
• longitude
• sextant
• navigation 

A distance east or west or the prime meridian, measured in degrees

• longitude
• latitude
• expedition
• navigation 

A material used in weapons such as cannons

• flour
• gunpowder
• sugar
• dirt

A tool with a metal disk in a round  frame that helped sailors determine a ship's latitude

• astrolabe
• magnetic compass
• sextant
• chronometer

A larger ship that could carry large crews and cargo on long trips. Columbus' ship, the Santa Maria, was an example of this type of ship.

• carrack
• caravel
• sail boat
• canoe 

A long and carefully organized trip

• Travelocity sponsored vacation 
• navigation
• lateens
• expedition

A distance north or south of the equator, measured in degrees

• navigation
• expedition 
• latitude 
• longitude 

A very accurate device used to keep time at sea

• chronometer
• astrolabe 
• sextant
• magnetic compass