Focus = site of initial rupture; Epicenter: initial rupture on surface above Focus.
Body Waves (Primary: push pull (6km/s), Secondary: shear (3.5km/s): travel through earths
Surface Waves: travel over earths surface, responsible for
Atmosphere and Oceans
Atmosphere: layer of gases surrounding the planet and retained by gravity
Ozone Layer: layer in the stratosphere: high concentration of ozone molecules
o Pressure decreases as altitude increase
Oil based skin
What evidence do we have that whales are not closely related to fish
Skeletal structure, muscle movement, blowholes, small bone structure where hips
should be, birth to live young.
Hip bones, breathe air, teeth str
What type of rock is formed from cooling and solidification of molten rocks?
Which layer of the earth is the thinnest?
What is the definition of a mineral?
Which of the following
Exam #3 Clicker Questions
How are deserts defined?
Precipitation and Evaporation
How to classify deserts?
Ignore the temperature, look at precipitation and evaporation, if
precipitation is LESS than evaporation, then desert
Wind lifts fine, loose sedime
Building Blocks of Rocks
Mineral: Ordered internal structure, Specific chemical composition, naturally occurring, organic
solid. SONY acronym.
Atomic Number = Protons
Mass Number = protons + neutrons.
Polymorphs: Minerals with same composition but differe
Porosity: percentage of total volume of rock or sediment that consists of pore spaces.
Permeability: ability of sediment or rock to transmit fluid.
Specific Yield: portion of groundwater that drains under influence of gravity.
1837: Extensive fieldwork by Harvard professor Louis Agassiz led him to propose a great ice age
that had extensive and far reaching effects.
Pleistocene Ice Age: interval of extensive glaciation, starting about 3 million years ago. Ancient
Came up with the continental drift hypothesis (large-scale horizontal movements of
continents across Earths surface) and he suggested that a single supercontinent
consisting of all Earths landmasses once existed (Pangaea)
Usage: Petroleum > Natural gas > Coal > Nuclear Power > Renewable Energy
Fossil Fuel: general term for any hydrocarbon (organic material) that may be used as fuel.
Coal: compaction of plants over millions of years (sed. rock). Largest sou
LABORATORY EXAM 3 STUDY GUIDE
This study guide describes what you should be able to do in order to successfully
complete this exam. You will need to know the information and methods required in order to
complete each task. This i