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142
Ptomely
He was a mathematician, astronomer, geographer, astrologer, and poet -
330
Pytheas
Pytheas is the first person on record to describe the Midnight Sun, polar ice, Germanic and possibly Finnic tribes. -
Jan 6, 1492
Prince Henry the Navigator
He was responsible for the early development of European exploration and maritime trade with other continents. -
Benjamin Franklin
He was a g, created the light bulb, and made the first bong -
Matthew Maury
Maury devoted his time to the study of navigation, meteorology, winds, and currents -
Challenger Expedetion
learned about the oceans physical and chemical characteristics, also discovered 4000 unknown species. -
Bathysphere
is a spherical deep-sea submersible which is unpowered and is lowered into the ocean on a cable.. By Otis Barton -
SONAR
Sonar may be used as a means of acoustic location and of measurement of the echo characteristics of "targets" in the water
