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UBC EOSC 114 FINAL EXAM WITH COMPLETE SOLUTIONS.
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kilo 10^3 mega 10^6 Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:02 / 0:15 Full screen Brainpower Read More giga 10^9 tera 10^12 c 10^-2 milli 10^-3 micro 10^-6 nano 10^-9 SI unit for time second...

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  • September 5, 2024
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  • 2024/2025
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  • ubc eosc 114 final exam with complete solutions

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UBC EOSC 114 FINAL EXAM WITH
COMPLETE SOLUTIONS



kilo - ANSWER- 10^3

mega - ANSWER- 10^6

giga - ANSWER- 10^9

tera - ANSWER- 10^12

c - ANSWER- 10^-2

milli - ANSWER- 10^-3

micro - ANSWER- 10^-6

nano - ANSWER- 10^-9

SI unit for time - ANSWER- second

a - ANSWER- annum (1 year)

age of the Earth - ANSWER- 4.57 Ga

time scale of build up and release of energy during natural disasters for
EARTHQUAKES - ANSWER- years; minutes

time scale of build up and release of energy during natural disasters for
VOLCANOES - ANSWER- decades; days

time scale of build up and release of energy during natural disasters for
HURRICANE - ANSWER- months; days

,time scale of build up and release of energy during natural disasters for
THUNDERSTORMS - ANSWER- hours; minutes

time scale of build up and release of energy during natural disasters for ROGUE
WAVES - ANSWER- hours; seconds

time scale of build up and release of energy during natural disasters for
LANDSLIDES - ANSWER- days; seconds

time scale of build up and release of energy during natural disasters for METEOR
IMPACT - ANSWER- millennia; seconds

time scale of build up and release of energy during natural disasters for TSUNAMI
- ANSWER- minutes; hours

time scale of build up and release of energy during natural disasters for FLOODS
- ANSWER- hours; days

SI standard unit of distance - ANSWER- metre

SI unit standard of mass - ANSWER- kilogram

density - ANSWER- mass per unit volume (how much mass fits into a space); p or
d

How is stratification linked to density? - ANSWER- stratification is the layering of
materials. Less dense materials float on top of denser materials.

layers of the atmosphere from top to surface of Earth - ANSWER- exosphere
thermosphere
mesophere
stratosphere
troposphere

layer of atmosphere with storms - ANSWER- troposphere

how can the ocean layers be divided? - ANSWER- by availability of light
by ecological parameters

layers of the Earth (from top down, based on chemical and physical
characteristics) - ANSWER- lithosphere (solid, crust)

,asthenosphere (plastic rock)
mesosphere (solid rock)
outer core (liquid metal)
inner core (solid metal)

layers of the Earth (from top down, based on density) - ANSWER- crust
mantle
core

order of magnitude - ANSWER- power of ten

exponential curve - ANSWER- starts rising very slowly at first but increases faster
and faster

logarithmic scale - ANSWER- the ordinate (vertical axis) steps by powers of ten
(orders of magnitude)

disaster scale(s) for EARTHQUAKES - ANSWER- Richter
Modified Mercalli
Moment Magnitude

disaster scale(s) for VOLCANOES - ANSWER- Volcano Explosivity Index

disaster scale(s) for WIND AND WAVES - ANSWER- Beaufort Scale

disaster scale(s) for HURRICANES - ANSWER- Saffir-Simpson Scale

disaster scale(s) for THUNDERSTORMS - ANSWER- dBZ

disaster scale(s) for TORNADOES - ANSWER- Fujita Scale
Torro Scale

disaster scale(s) for IMPACTS - ANSWER- Torino Scale

more intense disasters occur _______________ - ANSWER- less frequently

return period (RP) - ANSWER- the average number of years between disaster
events of the same magnitude

RPm = time span of data record / number of cases of magnitude M

, elements - ANSWER- building blocks of our world

element - ANSWER- consists of identical atoms

atom - ANSWER- the smallest piece of an element, made of protons (+), neutrons
(neutral) and electrons (-)

nucleus - ANSWER- the center of an atom that holds the protons and the
neutrons

atomic number - ANSWER- number of protons

atomic mass number - ANSWER- sum of protons + neutrons

isotopes - ANSWER- different versions of an element that have the same number
of protons but diff numbers of neutrons

hydrogen - ANSWER- H, smallest atom, Aco water

helium - ANSWER- He, non-reactive (noble gas) made by fusion in sun

carbon - ANSWER- C, aco most life forms on Earth, aco coal, graphite, diamonds

Nitrogen - ANSWER- N, Gco air, aco nitric-acid rain

Oxygen - ANSWER- O, Gco Earth's crust, 2nd Gco atmosphere, aco water, very
reactive

sodium - ANSWER- Na, very reactive metal, aco salt in the ocean

magnesium - ANSWER- Mg, light metal, reactive, Aco the mineral dolomite, aco
salt in oceans

Aluminum - ANSWER- Al, a light metal used in cans, foil, aircraft, reactive, 3rd
Gco Earth's crust

silicon - ANSWER- Si, a shiny silver-coloured semiconductor, 2nd Gco Earth's
crust

Phosphorus - ANSWER- P, aco phosphate fertilizers

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