Deep ocean - Study guides, Class notes & Summaries

? Rule the world - Phytoplankton! - Fix lots of CO2, produce 90% of the Earth's O2 and help create clouds - Limited by: P, N, silica (diatoms), iron, trace elements - Could harness phytoplankton to control greenhouse gases (consume CO2 when fixing C - phytoplankton is iron limited; experiment: seed ocean with iron to create phytoplankton blooms to sequester (take out of the atmosphere and bring it to depths) carbon - SOIREE - Southern Ocean Iron Release Experiment - Large phytoplankton bl...

How many quarters of the planet is covered with water? - ANSWER Three-quaters What is the average depth of the ocean? For every ___ meters depth increase, pressure increases___ atm - ANSWER 3800 meters. 10; 1 The deep sea is characterized by: - ANSWER Defined as the ocean below either 200 or 1000 meters. Low temperature, high hydrostatic pressure, and no sunlight. 2-4 degrees celsius What doesn't penetrate to the deep sea for photosynthesis? - ANSWER Sunlight

What does plate tectonics refer to? correct answers It is a theory explaining the movement of the Earth's crust -Earth's crust is not solid but rather a bunch of pieces (or 'plates') that move on the surface of the Earth. Similar to cracked egg shell. We need all three boundary types for plates to move around Earth's surface: -Convection currents -- drives the movement -Mid-ocean ridge -- spreading center Subduction zones -- oceanic trench site of crust destruction What is the maj...

BDOC DIVO Fundamentals Latest Version Graded A+ Geographic Combatant Commands USAFRICOM, USCENTCOM, USEUCOM, USNORTHCOM, USPACOM, USSOUTHCOM Functional Combatant Commands US Special Operations Command (USSOCOM), US Transportation Command (USTRANSCOM), US Strategic Command (USSTRATCOM), Cyber Command/10th Fleet Fleets and AORs 2nd Fleet: Western half of the Atlantic Ocean 3rd Fleet: Eastern half of the Pacific Ocean 4th Fleet: The Caribbean, and surrounding waters of Central an...

snails. Scientists studying these snails found that while 47 percent of the snail population was striped, 56 percent of the snails eaten by birds were striped. What could scientists conclude about the snails? - ANSWER Solid shell snail genes will increase in the population. The flesh-eating bacteria, Vibrio vulnificus, destroys healthy tissue. Infectious agents such as this are best classified as what kind of environmental factor? - ANSWER Pathogenic Between 1932 and 1968, a chemical facto...

APSC 151 Final Exam; Questions and Answers 2024 Update 100% Solved Aa flow Correct answer A type of lava flow that has a jagged, blocky surface. Ablation Correct answer A general term for the loss of ice and snow from a glacier. Abrasion Correct answer The grinding and scraping of a rock surface by the friction and impact of rock particles carried by water, wind, and ice Abyssal plain Correct answer A very level area of the deep-ocean floor, usually lying at the foot of the continental...

Geology Final Exam Questions And Answers 3 major zones of the deep ocean Continental margins Deep ocean basins Oceanic ridges Continental margins Seperates thick Continental crust from thin oceanic crust Passive margin Shelf, slope, rise Shelf resembles The shore The slope resembles the Sandbar Rise is the Flat floor At the rise there is a Build up of sediments Active margins in continental margins have what types of plates Convergent and transform b...

Ocean 100 SacramentoGrilo Exam 1 with Complete Solutions science study of the physical, natural world through observations & experiments scientific method principles & empirical processes of discovery & demonstration considered characteristic of/ necessary for scientific investigation what are the steps of the scientific method? (1) observation (2) hypothesis (3) testing/experimenting (4) theory hypothesis idea proposed to explain 1 or more facts; must be testable & potentiall...

OCEAN 320 Midterm Exam | Questions and Answers (Complete Solutions) Which of the following is NOT a reported issue related to PCB in Beluga Whales in the St Lawrence seaway? -impaired mammary glands -rare cancerous tumors - heart disease -reduced birth rate What best describes a "Neuston" in the context of life in the ocean? -it is a philosophy for "new age" ocean thinking -it is s deep-sea life form found to have high levels of POP chemicals -It is related to shallow water ecosystems -It ...

What is the name of the process in which the ocean floor is mapped? correct answers Bathymetry Name the 4 parts of the continental margin on the figure below. correct answers A: Shelf B: Shelf Break C: Slope D: Rise What is the deepest part of the ocean? And how deep is it? correct answers The Mariana Trench in the Pacific Ocean roughly 36,000 feet under sea line. Describe how echo sounders measure the depth of the seafloor. correct answers An echo sounder is a sonar device that send...