Explorer Unit Test

Front

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

Back

caravel

Front

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

Back

sextant

Front

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

Back

navigation

Front

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

Back

longitude

Front

A material used in weapons such as cannons

Back

gunpowder

Front

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

Back

astrolabe

Front

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.

Back

carrack

Front

A long and carefully organized trip

Back

expedition

Front

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

Back

latitude

Front

A very accurate device used to keep time at sea

Back

chronometer