GEOLOGY 101 FINAL ACTUAL EXAM

GEOLOGY 101 FINAL ACTUAL EXAM

ESTIONS AND CORRECT

ANSWERS | ALREADY GRADED A + |

GEOLOGY 101 LATEST VERSION

WITH VERIFIED ANSWERS [ NEWEST!!]

Which mineral resource is the main component for plaster and drywall? - ANSWER- Gypsum

_ is the process where materials separate into different layers due to density. - ANSWER- Differentiation

Where is oceanic crust generated? - ANSWER- Along divergent plate boundaries

Of the three mechanisms of heat transfer, which is the only one that does not operate in the interior of the Earth? - ANSWER- Radiation

Thermal springs known as _ are often associated with oceanic ridges, where hot water containing dissolved minerals gushes from the seafloor. - ANSWER- black smokers

What is the definition of orogenesis? - ANSWER- Processes that collectively form a mountain belt

• / 3

According to the plate tectonics model, most global mountain ranges are associated with which kind of plate boundary? - ANSWER- Convergent

Which style of convergent boundary will characterize an Andean-type mountain building event? - ANSWER- Where oceanic lithosphere subducts beneath continental lithosphere

What is the name of the supercontinent proposed by Alfred Wegener? - ANSWER- Pangaea

Which plate boundary accounts for the smallest percentage of all plate boundaries on the surface of the Earth? - ANSWER- Transform Boundaries

Continental crust is mainly composed of _ whereas oceanic crust is mainly composed of _. - ANSWER- Granite; Basalt

A location where continental rifting is occurring today is _. - ANSWER- East African Rift Valley

What is a mantle plume? - ANSWER- An upwelling of hot material from the Earth's interior that is cylindrical in shape

The Principle of _ state that the physical, chemical, and biological processes at work shaping the Earth today have also operated in the geologic past. - ANSWER- uniformitarianism

What is the accepted age of the Earth? - ANSWER- 4.6 billion years

• / 3

What percentage of the Earth is covered by oceans? - ANSWER- 71%

What is though to be the date of the formation of the universe? - ANSWER- 13.7 billion years

What is the definition of differentiation? - ANSWER- Separation of material based on density

What property of the crust allowed it to form as the exterior of Earth? - ANSWER- Materials that make up the crust are less dense and rose to the top

What provides us with the most information about the interior of the Earth? - ANSWER- Seismic Energy Waves

Which layer of the Earth is the thinnest? - ANSWER- Crust

Which layer of the Earth is the thickest? - ANSWER- Mantle

What is the definition of the asthenosphere? - ANSWER- A soft, low-velocity layer in the Upper Mantle

What is the name of the theory that describes the formation of the universe? - ANSWER- Big Bang Theory

Which of the three most abundant elements in the universe has the highest percentage? - ANSWER- Hydrogen

• / 3