Archimedes
What country was Archimedes from?
Greece
What does SCUBA stand for?
Self Contained Underwater Breathing Apparatus
Transport and travel
What kind of "space" are you swimming in the ocean?
"Inner"
How did Archimedes discover Archimedes principal?
He was taking a bath and he noticed that water was displaced as he submerged his body in the bathtub.
He started his oceanographic observations in the mid-1700's. He founded the longitude and latitude system and mapped many islands in the South Pacific.
Captain James Cook
Edmund Halley created this type of breathing apparatus in the 17th century.
Diving Chamber or "Halley's Chamber"
In what year was the first sailing vessel made?
3000 b.c.e.
What kind of things did people dive for during ancient times? Name at least three.
pearls, sponges, black coral, treasures and military operations
Floating objects are supported by this upward force.
Buoyancy
He learned about the Gulf Stream that travels northeast and across the Atlantic Ocean; ships could travel faster.
Benjamin Franklin
This contains heavy boots and air was pumped from the surface through a tube.
Diving suit
The earliest recorded trade routes were established by the Phoenicians in about what year?
2000 b.c.e.
In what year was glass developed to use as face masks?
2500 b.c.e.
A 10 pound floating object displaces 7 pounds of water. How much is the buoyant force?
7 pounds
An 1855 naval officer, he wrote the book The Physical Geography of the Sea, which became a valuable guide in navigation for shipmasters.
Matthew Fontaine Maury
1943
These people explored new lands between 800-1100 c.e.
The Vikings
What two technologies were used to find the Titanic shipwreck?
Sonar and submersibles
A body immersed in a liquid seems to lose weight, and the apparent loss in weight is equal to the weight of what?
Liquid displaced
He found the Titanic shipwreck in 1985.
Dr. Robert Ballard
What is the deepest a human diver can descend without dying of pressure?
318 meters
1)To map the geography of the ocean. 2)To see how close or far away something is.
How far apart were the two halves of the Titanic?
600 meters