Exam (elaborations)
JCCC EVRN 124 Exam One Questions and Answers
- Course
- Institution
JCCC EVRN 124 Exam One Questions and Answers
[Show more]
Content preview
JCCC EVRN 124 Exam One Questionsand Answers
About ____% of Earth's water is found in the ocean. - Answer-97
The world ocean ____. - Answer-Dramatically influences weather, nurtures life, and
provides crucial natural resources
The field of marine science involves ____. - Answer-The scientific study of the ocean,
its associated life-forms, and its bordering lands
Scientists believe that answers to questions are ____. - Answer-Ultimately knowable
What comprises the most abundant form of matter in the universe? - Answer-Hydrogen
and helium
The death of a star is characterized by a massive release of energy called a ____. -
Answer-Supernova
What process allows the sun to generate light and heat? - Answer-Nuclear fusion
What are the abundant elements that make up the composition of Earth's present-day
atmosphere? - Answer-Nitrogen and oxygen
Earth's inner core is primarily made of ____. - Answer-Iron
Volcanic venting of substances including water vapor is called ____. - Answer-
Outgassing
During its initial formation by the accretion of particles, the young Earth was ____. -
Answer-Likely chemically homogenous throughout
A(n) ____ is a graphic representation that depicts information about the ocean and
ocean features. - Answer-Chart
Who was the first person to estimate the size of the Earth within approximately 8% of its
true size based on the geometric observations of travelers? - Answer-Eratosthenes of
Cyrene
What did the Polynesians use to navigate between the islands in the Pacific Ocean? -
Answer-Subtle directional clues based off of wind and wave patterns, the sun, moon,
and stars, and marine organisms
, The word "oceanography" was first coined in association with ____. - Answer-The
Challenger expedition
Who is considered to be the father of physical oceanography? - Answer-Matthew Maury
Which individual was the first to provide a rough chart of an ocean current, specifically,
the Gulf Stream? - Answer-Tim Folger
What was one accomplishment of Captain James Cook? - Answer-He mapped the
coasts of Australia and New Zealand.
The Challenger expedition (1872-1876) was a unique and historic voyage. Why? -
Answer-It is the longest continuous scientific oceanographic expedition on record.
What did the German Meteor expedition discover during their 1925 crisscross across
the South Atlantic for 2 years? - Answer-A varied and often extremely rugged bottom
profile
Glomar Challenger is known mainly for ____. - Answer-Taking the first complete cores
of seafloor sediments
Modern oceanography began with the efforts of ____, who trapped his ship in pack ice
to explore the Arctic. - Answer-Nansen
What type of information about the ocean are satellites most likely to provide to
scientists? - Answer-Sea floor bathymetry
The average land elevation on Earth is greater than the average depth of the ocean. -
Answer-False
The materials that formed the Earth and the ocean were formed within stars billions of
years ago. - Answer-True
Scientific hypotheses are never revised or updated. - Answer-False
Nuclear fusion is the changing of hydrogen and helium into heavier elements of carbon,
oxygen, silicon, and iron in stars. - Answer-True
The ancestors of invertebrates produced enough oxygen to oxidize minerals dissolved
in the ocean and surface sediments through a process called respiration. - Answer-
False
The Library of Alexandria was an important gathering place for intellectuals and a
warehouse for written knowledge relating to trade, natural wonders, artistic
achievements, and other items of interest to seafarers. - Answer-True
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller lectknancy. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
67096 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now