Unit 1 Flashcards
% of the earth that is water?
71%
1st phase of history
Food, transportation, and trade route
2nd phase of history
Exploration and conquest of New Lands
3rd phase of history
Scientific investigation and exploration
Author of 1st book on coral reefs
Charles Darwin
1st ship to scientifically explore the ocean
HMS Challenger (1872)
What did Scandinavians develop?
Equipment such as instrumentation and the Nansen
Explorer most known for deep ocean exploration
William Beebe
Main problem of desalination ocean water to drink?
Cost, very expensive
% of the water on earth from the ocean
97%
Alternative food options from the ocean
Kelp, fish protein concentrate, plankton
Most used alternative energy source from the ocean
tides
Marine Archaeology is the study of
ancient shipwrecks and civilization
Public policy
coastal land development
Law of the Sea Treaty
minerals are controlled by countries
Steady State Theory
matter and energy interchangeable (sum total), constant wavelengths
Big Bang Theory
1950- Doppler Effect (expansion of the universe)
Oscillation Theory
Black holes- The Oscillating Universe theory states that the universe is in an endless cycle of Big Bangs, followed by Big Crushes to restart the cycle. This supposedly has been going on for an infinite amount of time, and will continue to go on for an infinite amount of time
Primitive Atmosphere #1
a) Methane modified early to Carbon Dioxide
b) Ammonia
c) Water vapor
no oxygen for ozone
Present Atmosphere #2
a) Nitrogen and other inert gases like Argon
b) Oxygen
c) Carbon Dioxide
d) Ozone and other gases
3 Types of Mechanisms (how 1 changed to 2)
1) Photochemical Dissociation
2) Outgassing
3) Comet Ice
Photochemical Dissociation
breaking apart of light
Outgassing
Plants producing oxygen
Comet Ice
Frozen water
