Exam (elaborations)
NR 150 Final Exam Questions and answers | 100% verified correct
- Course
- Institution
NR 150 Final Exam Questions and answers | 100% verified correct
[Show more]
Content preview
NR 150 Final Exam Questions andanswers | 100% verified correct
Freshwater is an example of a(n)? - Correct Answers physical resource ll ll ll ll ll ll ll ll ll ll ll ll ll ll
Petroleum products would be classified aswhich resource type? - Correct Answers non-
ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll
renewable physical resource ll ll
Where is the most effective place to extractwind power? - Correct Answers Over or near
ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll
the ocean
ll ll
The concept of a single world oceanemphasizes the interdependence of oceanand land,
ll ll ll ll ll ll ll ll ll ll ll ll
life and water, atmosphere andoceanic circulation, and natural andman-made
ll ll ll ll ll ll ll ll ll
environments. - Correct Answers true
ll ll ll ll ll ll ll ll ll
Joann, a marine scientist, is studying theamount of dissolved iron, nitrate, andphosphate
ll ll ll ll ll ll ll ll ll ll ll ll
in the upper water column of theopen ocean to determine if nutrients arelimiting
ll ll ll ll ll ll ll ll ll ll ll ll ll
phytoplankton growth. What kind ofmarine scientist is she? - Correct Answers chemical
ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll
oceanographer
ll
A marine scientist who studies themovements of the seafloor at mid-oceanridges and
ll ll ll ll ll ll ll ll ll ll ll ll
subduction zones is a _________ - Correct Answers Marine geologist
ll ll ll ll ll ll ll ll ll ll ll ll ll ll
The total amount of freshwater on Earthmakes up only about 2.5% of all the water onthe
ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll
planet. - Correct Answers true
ll ll ll ll ll ll ll ll ll
A galaxy is... - Correct Answers A huge rotating aggregation ofstars, gas, and other
ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll
debrisheld together by gravity
ll ll ll ll
The hypothesis that best explains how theuniverse was formed is called the ____ -
ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll
Correct Answers The big bang theory
ll ll ll ll ll ll ll ll ll
ll The inner core of Earth is primarily made of______ - Correct Answers Iron
ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll
The fusion of hydrogen atoms into heliumatoms occurs near the end of a star's life -
ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll
Correct Answers False - this means the star is stable
ll ll ll ll ll ll ll ll ll ll ll ll ll
ll Which sequence correctly describes thesteps in the life cycle of a star? - Correct Answers
ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll
ll llProtostar, nuclear fusion,stability, red giant, supernova ll ll ll ll ll
The end of Earth's life cycle will occur as aresult of the sun's ________ phase - Correct
ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll
Answers Red Giant
ll ll ll ll ll ll
, ll Early Earth's atmosphere contained highconcentrations of _________ - Correct Answers
ll ll ll ll ll ll ll ll ll ll ll
Carbon dioxide and nitrogen
ll ll ll ll ll ll
Which scientist proposed that all Earth's landhad once been joined into a
ll ll ll ll ll ll ll ll ll ll ll ll
singlesupercontinent surrounded by an ocean? - Correct Answers Wegener
ll ll ll ll ll ll ll ll ll ll ll ll ll
A P wave exhibits ______ motion, whereasan S wave displays ______ motion. - Correct
ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll
Answers Compressional; shear
ll ll ll ll ll ll
What type of seismic wave undulates in awavelike motion and causes most
ll ll ll ll ll ll ll ll ll ll ll ll
propertydamage? - Correct Answers Surface
ll ll ll ll ll ll ll ll ll
What is the cool, rigid outer layer of earth thatis comprised of continental and
ll ll ll ll ll ll ll ll ll ll ll ll ll ll
oceaniccrusts and the uppermost mantle? - Correct Answers lithosphere
ll ll ll ll ll ll ll ll ll ll ll ll ll
As mountains erode, how will isostatic forces cause Earth's crust beneath the mountain to
ll ll ll ll ll ll ll ll ll ll ll ll ll ll
behave? - Correct Answers Rise
ll ll ll ll ll ll ll ll ll
If P and S waves were to travel at the sameconstant speeds, what could be inferredabout
ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll
the earth's interior? - Correct Answers The interior is homogeneous
ll ll ll ll ll ll ll ll ll ll ll ll ll ll
Why is the seafloor considered the "FinalFrontier"? - Correct Answers Only 1% of the
ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll
seafloor has been discovered
ll ll ll ll
In the process of bathymetric mapping whatis meant by "mowing the lawn?" - Correct
ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll
Answers The ship goes one direction to map a sectionof the ocean floor and then it turns
ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll
tightly andgoes the other direction to map the section ofthe ocean floor immediately next to
ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll
that.
ll
Name two uses for bioluminescence - Correct Answers a.Finding foodb.Finding a
ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll
matec.Protecting against predatorsi."Alarm bell": when ananimal is beingattacked, it may
ll ll ll ll ll ll ll ll ll ll
light itsluminescence in thehopes of drawing alarger predator toattack the first predator.
ll ll ll ll ll ll ll ll ll ll ll ll
What is the significance of the Loihi Seamount? - Correct Answers It is an active volcano
ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll
on a hotspot about 20miles away from the Hawaiian Islands whichis steadily growing up
ll ll ll ll ll ll ll ll ll ll ll ll ll ll
towards the water andwill eventually break the surface and keepgrowing. This process told
ll ll ll ll ll ll ll ll ll ll ll ll ll
scientists how theHawaiian Islands were created, anddemonstrates the movement of the
ll ll ll ll ll ll ll ll ll ll ll
entireocean floor.
ll ll
Which spreading ridge is less steep? TheMid-Atlantic ridge, or the East Pacific
ll ll ll ll ll ll ll ll ll ll ll ll
Ridge?(Hint: driving across Kansas) - Correct Answers East Pacific Ridge (so flat,
ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll
compared todriving across Kansas)
ll ll ll ll
What did Alvin discover in 1977? - Correct Answers Alvin is a submarine that can dive up
ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll
to15,000 feet. It discovered deep sea hotsprings and vents that spew water which is sofull
ll ll ll ll ll ll ll ll ll ll ll ll ll ll ll
of nutrients, it is black.
ll ll ll ll ll
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 STUVATE. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
75632 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now