Sea floor spreading - Study guides, Class notes & Summaries
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AIS Forecasted Exam Questions and CORRECT Answers
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Geosphere - Earth sphere that contains all of earths materials 
Hydrosphere - Earth sphere that contains all of the water on earth 
Atmosphere - Earth sphere that contains oxygen nitrogen CO2 and all other molecules 
in the air 
Biosphere - Earth space that contains all living things on earth 
Geologic Time scale - Record of geological events 
Pangea - Supercontinent that provides evidence for continental drift theory 
Continental drift - Theory that states all continents were once together as ...
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Marine Biology – 3 Questions and Answers Already Passed
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Marine Biology – 3 Questions and Answers Already Passed The solar system formed ____ billion years ago. 5 
It has been proposed that the first living organisms were: heterotrophs 
The first heterotrophs obtained their energy from: chemosynthetic organisms. 
The ocean is frequently referred to as: world ocean. 
A body of salt water that is more or less landlocked is called: a sea. 
The thickest of Earth's physical layers is the: mantle. 
The region of the mantle below the crust is called: the ...
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Marine Biology 10th Edition by Castr -Test Bank
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Chapter 01 - The Science of Marine Biology 
Multiple Choice Questions 
1. The Challenger expedition made collections of marine organisms: A. Around the world. 
B. In the Pacific Ocean only. 
C. In the Atlantic Ocean only. 
D. In the Mediterranean Sea only. E. In the North Sea only. 
Blooms Level: 01. Remember 
2. The first marine laboratory in the world was established in: A. Russia. 
B. England. 
C. France. 
D. Italy. E. Japan. 
3. The first marine laboratory established in the U.S. was: 
A. Fr...
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Geology 1110 UPDATED Exam Questions and CORRECT Answers
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The ocean's oldest sediments are foundfar from spreading centers 
Where you can find the youngest rocks on the ocean floor?mid ocean ridges 
the plastic layer in the upper mantle just below the lithosphere is called 
theasthenosphere 
New oceanic crust is producedat divergent plate boundaries 
Movement of the plates ranges from1 to 20 cm a year 
Magnetic stripes (zones with opposite magnetic properties) on the sea floor indicate a 
movement of tectonic plates away frommid-oceanic ridges
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APES UNIT 4 REVIEW || with 100% Correct Answers.
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Earth's spheres correct answers lithosphere, atmosphere, hydrosphere, biosphere 
 
Earth's core levels correct answers - inner core; solid 
- outer core; liquid 
- mantle 
- asthenosphere 
- lithosphere (earth's surface) 
 
Earth's surface composed of... correct answers continental crust and oceanic crust 
 
Which is denser, oceanic crust or continental crust? correct answers oceanic 
 
Plate tectonics theory correct answers a model of movement of Earth's crust 
 
Convection currents exist ...
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Tectonics A Level Geography Edexcel Pro Final Exam Fully Solved 2024.
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Conservative plate boundary - Answer where two tectonic plates slide past each other 
 
convergent plate boundary - Answer plates move towards each other and collide 
 
Divergent plate boundary - Answer Plates move away from each other 
 
Alfred Wegener 1912 - Answer All continents were once joined in a super continent called Pangea. Continental drift caused Pangea to move apart 
 
Holmes 1929 - Answer Convection in the mantle is the force behind continental drift 
 
oceanographic vessels 1...
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Earth Science Exam Review 2024 with Complete Solutions
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Earth Science Exam Review 2024 with Complete Solutions 
seismic waves - Correct Answer ️️ -Vibrations that travel through Earth carrying the 
energy released during an earthquake. 
crust - Correct Answer ️️ -the outer layer of the Earth 
mantle - Correct Answer ️️ -the layer of hot, solid material between Earth's crust and 
core 
lithosphere - Correct Answer ️️ -the solid, outer layer of the earth that consists of the 
crust and the rigid upper part of the mantle 
asthenosphere ...
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Edexcel Geography A Level – Earth Final Exam And 100% Correct Answers 2024
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Earth's Structure - Answer Crust, Mantle, Outer Core, Inner Core. 
 
Asthenophere - Answer The upper semi-molten part of mantle. 
 
Lithosphere - Answer A rigid layer made up of the uppermost part of the mantle and the crust. 
 
Oceanic Crust - Answer The portion of Earth's crust that is usually below the oceans and not associated with continental areas. Thinner and higher in density that continental crust and basaltic rather than granitic in composition. 
 
Convection Currents - A...
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Oceanography 100 Final Exam Study Questions and Answers Graded A
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How does heat affect density? - Hot water expands 
 
Which layer composes the plates? - Lithosphere 
 
In which tectonic setting(s) do trenches form? - Convergent, ocean-ocean, ocean-cont. 
 
What characteristic or process drives plate motions? - Sea Floor Spreading 
 
In what direction is the Pacific Plate moving relative to the North American plate? * - North West 
 
At what rate does seafloor spreading occur? - 2-5 cm per year 
 
Which tectonic features form the deepest locations in the ocean...
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A-level Geography- Hazards Q&A
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A-level Geography- Hazards 
Earth's Structure - ANSWER-- Inner core is 6000°C made up of solid iron and 
nickel 
- Outer core liquid melted 2,000 Km thick 
- Mantle semi molten 
Asthenosphere - ANSWER-The upper semi molten part of mantle 
Lithosphere - ANSWER-The rigid mantle and crust 
Types of crust - ANSWER-- Continental- 30-70 km thick and less dense 
- Oceanic- 6-10 km thick and more dense 
Convection currents - ANSWER-- Lower parts of mantle rise as heated up, cool 
down become more dens...
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