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89 Cards in this Set
- Front
- Back
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What happened on April 14, 1912
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HMS Titanic sank after hitting iceberg
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Where did the titianic hit the ice berg
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se of newfoundland canada
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Where was the titanic traveling to and from
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south hampton england to new your city
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When was the titianic found
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Sept 1,1985
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Why was the titanic considered to be unsinkable
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16 water tight compartments
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Who was the captain of the titanic
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Captain EJ smith
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How many life boats on the titanic
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20 for 2224 passengers of which 1513 drowned and 711 survivied
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finding the titianic was a triumpth in the use of what?
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modern technology
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Who found the titianic
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A joint us and French expedition with the scientist being -robert ballard
Jean Michelle |
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What was beamed across the floor to find the titanic
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Sonar
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A robotic vehicle which contained side scan sonar and video camera was tethered to the support ship, what was its name
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Argo--unmanned
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Besides the Argo 2 other submersibles were used to get a closer look at the titanic ..name them
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alvin--manned
Jason--unmanned and tethered to the alvin |
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Why did titanic sink
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iceberg tore the hull breaking steel riviets that held steel platesd ...water poured into the water tight bulkheads filling 6 of the 16
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What are some of the reforms that were instituted after the sinking
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1-all ocean liners must have enough life boats for every one on board 2 -sea lanes were moved further south 3--international ice patrol was established to monitor drifiting icebergs
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Who discovered that floating objects are supported by an upward force?
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Archimedes 287 b.c.
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What is the force called that supports upward force
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bouyancy
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What does archimedes principle state
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1 --bouyant force on an object is = to the weight of the liquid displaced 2--body in liquid appears to l ose weight and the weight loss is = to the weight of the liquid displaced
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why does a boat float
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it is constructed of air filled compartments--air weights less than h20--weight of the air and the steel is less than the weight of the water displaced by the ship--so it floats
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Why does an anchor sink
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it weights more ;than the water it displaces
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What has the ocean been used for since early times
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trade and travel and transport
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what were the earliest boats
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log rafts, canoes from hollowed tree trunks
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what kind of boats are powered by wind
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sailing
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earliest recorded trade routes were established by the
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phoencians--1700bc
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when had the phoencians traveled around africa
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700b.c.
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where did the phoenicains live
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coastal mediterranean
modern day=syria and lebanon |
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what greek geographer prepared an accurante map of the world in 150a.d.
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Ptolemy
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why were the vikings such successful seafarers
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better ships, had a flat bottom, oars and sails
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What did bartholomeu Dias Do
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sailed around the cape of good hope
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Where did chris columbus land
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bahamas in the caribbean
central american and south america |
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What did John Cabot do
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mapped coast of north america from Labrador to as far south as delaware
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What did amerigo vespucci do
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named north america the new world , then they were named in his honor
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What did Vasco Nunez de balboa do
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traveled across panana saw the 'el mar del sud--south sea which became the pacific ocean
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1st person to circumnavigate the earth
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Magellan
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Explain Magellan trip
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1519 sailed w w/ 5 ships and 290 men
1 ship and 18 surviviers came home Magellan killed in the philippines others were killed in ship wrecks, disease and fights |
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Scientific exploration of the oceans began when
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1700's
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what did capt james cook do
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explored the s. pacific in search of southern contnent (austrialia) he never fond it but discovered the cure for scurvy
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What was the cure for scurvy
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eating citrus fruits--lemons, limes., oranges, rich in vitamin C
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What causes scurvy
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lack of vitamin c
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What happened to capt cook
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killed in Hawaii
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who discovered the Gulf Stream
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ben Franklin
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Why/ How did ben Franklin make the discovery of the gulf stream
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he realized tha the mail delivery from the US to Europe took less time than the Europe to US --talked to whalers and ship captains and mapped it out form their observations
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Where is the gulf stream located
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Flows NE from GOM then turns and heads E across Atlantic
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What wasd thwe name of charles darwins vessel
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HMS Beagle
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What was the name of the look published by Darwin
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On the Origin of Species by Natural Selection
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What did darwin do while aboard ship
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he observed plants and animals in S america
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What did he find in the Galapagos
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giant tortoise and marine iguanas
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In the 1800's a wealth of scientific information was being collected by ships.What kind of information....
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ocean depth
ocean currents winds |
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The 1st book on physical oceanography was written by
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Matthew Fontaine Maury
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Matthew Fontaine Maury wrote what?
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Thephysical geography of the sea
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Who is the founder/father of oceanography
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Sir charles Thompson
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What was the most comprehensive study ever completed in the field of oceanography at the time
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Challenger report
by Sir charles thompson |
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The british sailing vessel redesigned as a lab ship
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HMS Challenger
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What was done on the HMS challenger
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scientificn tests--h20 samples analyzed, sediments dredged from bottom, temp and pressure in water column, 4700 new species , data on tides, currents, winds and waves
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What vessel explored the artic ocean
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Fram, Norwegian vessel
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What did Fridtoj Nansen do
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invented the nansen bottle
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What does the nansen bottle do
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water sampling sdevice that collects water from different depths in the water column
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What does SONAR stand for
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SOund NAvigation Ranging
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How does SONAR work
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it emits sounds adn recieves sounds--based on how dolphins give and recieve sounds
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A german research vessel that cruised the S atlantic using Sonar
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Meteor
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Name a raft/vessel made of balsa wood that a norwegian writer sailed on
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Kon -Tiki
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Who wrote Kon tiki
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Thor Heyerdahl
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Purpose of thor heyerdalh trip
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to prove that inhabitants of S america were capable of crossing the Pacific ocean to populate islands
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Thor heyerdahl built a vessel out of papyrus to cross the atlantic , it's name was
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Ra
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The purpose of the Ra vessel
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to prove the egyptians could have traveled to Central America to teach pyramid building to the Mayans
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The world that is found beneath the oceans surface is
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inner space
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what allowed divers to see beneath the water
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invention of glass allowed mask to be made
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how were early divers able to remiain under water for extended periods of time
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diving chambers
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how was the diving suit different from the diving chamber
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diving suit was made of watertight canvas has a metal helmet, weighted boots, air was pumped frm surface through a tube into the helmet
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What was problem with the diving chambers
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hard to move around
limited air |
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what were the advant/disadvan of diving suit
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ad--could stay down longer, easier to move, protected form cold
dis -- limited movement, needed to stay with hose attached to surface |
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Who invented aqua lung
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jacques Cousteau
Emile Gagnam |
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What is another name for the aqua lung
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SCUBA tank
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What does scuba stand for
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Self Contained Underwater Breathing Apparatus
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scientists that explore inner space are called
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aquanauts
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Deepest dive made by a scuba diver
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135m--limited by pressure
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What is a bathysphere
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2 man steel chamber attached to a ship , has a glass porthole for viewing
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Who was 1st american to descend to 1000m in a bathysphere
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william beebe
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Who invented the bathscape
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august and jacques piccard
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name a bathscape
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trieste
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What did trieste do
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dove 10852m into the marianna trench , deepest dive ever recorded by a bathscape
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small research submarines are called
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submersibles
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what is the deepest know area on earth
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mariana trench, pacific ocean, 10852m deep
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What is the self propelled submersible that has logged over 1000dives
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alvin with a crew of 3--has mechanical arms
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What has alvin been used to do
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find hydrogen bombs, investigate hydrothermal vents
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Who set the record for the deepest solo dive
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Dr. Sylvia Earle--off Hawaii at 380m
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What did Sylvia Earle make her dive in
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JIM suit--named for Jim jarrett
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Name a robot being used to study the bottom
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Jason--no people on board--it is tethered
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What is a Deep Drone
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untethered research robot
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What is an ROV
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remotely operated vehicle
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