Exam #3 Flashcards
What is the difference between the volume of open spaces in a rock and the volume of grains within a rock?
Porosity
The hydrological cycle is the movement of water through different _______?
Reservoirs
Prior to the 1800s, climate energetics and the evolution of the biosphere on the Earth relied on the reflection of energy back to the surface of the Earth via a ________ greenhouse effect.
Natural
The ___________ are the product of three different types of variation in the Earths orbit, and the result in changes to the global climate.
Milankovitch Cycles
Glaciers form at polar latitudes; they can also form at _______ altitude nearer to the equatorial regions.
High
_________ is how we classify the balance between the energy coming to the Earth from the Sun and the energy radiated back out into space.
Climate Energetics
Permeability varies with _______.
Pathways
The ________ Ice Sheet is under the greatest amount of threat of melting due to a wet base and large ice shelves.
West Antarctic
Glacial advance and retreat is the change in distance between the toe of the glacier and the _______.
Origin
The advance of a glacier requires a(n) ________ in the elevation of the equilibrium line.
Decrease
The _______ of an earthquake is described using the severity of the damage observed.
Intensity
A ________ glacier is a river of ice constrained to within a small area of a mountain.
Valley
A ________ is the name of the high topography barriers between drainage basins.
Divide
These layers are deposited in a pond of stagnant water with no presence of flora or fauna. To understand their relative timing, we would consider the principle(s) of _________.
Original Horizontality and Superposition
The thick ice that covers the entirety of Greenland is called a(n) ________.
Ice Sheet
