Marine Science Exam 1 questions with answers

Marine Science Exam 1 questions with |\ |\ |\ |\ |\ |\




answers

What percent of Earth's Water is found in the ocean? - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\


ANSWERS ✔✔97.5% |\




US Naval officer who first complied information about large-scale
|\ |\ |\ |\ |\ |\ |\ |\ |\


winds and currents - CORRECT ANSWERS ✔✔Matthew Maury
|\ |\ |\ |\ |\ |\ |\




Average depth of ocean - CORRECT ANSWERS ✔✔3,700 meters
|\ |\ |\ |\ |\ |\ |\ |\ |\


(12,000 feet) |\




The magnetic striping of the seafloor is considered evidence of
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\


seafloor spreading and..? - CORRECT ANSWERS ✔✔Periodic
|\ |\ |\ |\ |\ |\ |\


reversals in the polarity of Earth's magnetic field
|\ |\ |\ |\ |\ |\ |\




What are the measurements of water depth? - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\


ANSWERS ✔✔Soundings, originally made using a marked line
|\ |\ |\ |\ |\ |\ |\ |\


with a lead weight
|\ |\ |\




False statement regarding latitude and longitude - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\


ANSWERS ✔✔Longitude lines are drawn parallel to the equator,
|\ |\ |\ |\ |\ |\ |\ |\ |\


while latitude lines are drawn from pole to pole
|\ |\ |\ |\ |\ |\ |\ |\

, What is responsible for forming the layers of Earth and why? -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\


CORRECT ANSWERS ✔✔Density Stratification bc it brought heavy
|\ |\ |\ |\ |\ |\ |\ |\


elements such as iron to the center |\ |\ |\ |\ |\ |\




Ocean originated from what? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\


✔✔Outgassing of gases from earth's interior and a barrage of icy
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\


comets or asteroids striking and melting the outer layers of Earth
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\


which condensed into clouds and rain
|\ |\ |\ |\ |\ |\




How was the Continental Rise formed? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\


✔✔From accumulated sediments at the base of the continental
|\ |\ |\ |\ |\ |\ |\ |\ |\


slope


Who's Continental Drift theory was not well-accepted? - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\


ANSWERS ✔✔Alfred Wegener
|\ |\ |\




Which voyage would qualify as the first 100% purely scientific
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\


oceanographic expedition? - CORRECT ANSWERS ✔✔Challenger |\ |\ |\ |\ |\ |\


Expedition


What time of boundary is a trench along the edge of an ocean
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\


next to a continent? - CORRECT ANSWERS ✔✔Convergent with
|\ |\ |\ |\ |\ |\ |\ |\ |\


subduction


Which ocean surrounds continent of Antarctic and which ocean
|\ |\ |\ |\ |\ |\ |\ |\ |\


has largest total volume? - CORRECT ANSWERS ✔✔Souther and
|\ |\ |\ |\ |\ |\ |\ |\ |\


Pacific