Lahars Samenvattingen, Aantekeningen en Examens

Edexcel A-Level Geography - Paper 3 - Advance Information Topics Why might the level of wealth and development affect the impacts of tectonic hazards? - ANS - High levels of wealth can lead to more investment in preparedness, e.g. Japan's aseismic building architecture - Increasing poverty often leads to more shanty towns, which don't have proper building codes and are often built in vulnerable locations, e.g. favelas in Rio, Brazil Why might geographical isolation increase a pop...

_________ and _________ equals unpredictable fault motion/can cause a fault to jump - accumulated stress; the effect of friction a - annum (1 year) ablation - removal of material from the surface of an object by vapourization accelerograph - records the change in speed of the ground; shows larger ground motion than a seismograph acoustic flow monitors - special type of seismometer that detects and records high frequency vibrations caused by lahars adiabatic process - process for which th...

Geology Exam 3 GE2000 Questions and Answers Troposphere - Answer-Warmest layer, relatively unstable Stratosphere - Answer-Dry, stratified, warming due to ozone reactions Mesosphere - Answer-Coldest layer Thermosphere - Answer-Increased temperature due to interaction of ions with solar wind Volcanic eruptions cause temporary cooling of climate: - Answer-- large eruptions place ash and SO2 into the stratosphere - SO2 chemically converts to sulfuric acid aerosol droplets that reflec...

ISP 203 Exam 2 () || Questions & Answers (Graded A+) ISP 203 Exam 2 () || Questions & Answers (Graded A+) Divergent boundary - ANSWER - Boundary where tectonic plates move apart At which type of plate boundary is likely to have magma generated by decompression melting? - ANSWER - Divergent Most of the world's above sea level volcanoes are ___________ and occur at ____________. - ANSWER - stratovolcanoes, subduction zones An igneous rock with tiny or no visible crystals likely coole...

ISP 203B EXAM 2 WITH COMPLETE & VERIFIED ANSWERS Volcanic Mudflows - ANS ️️ - Form when ash combines with water primarily on stratovolcanoes, and pours down their flanks at high speeds. Similar to very wet concrete. People are often killed by the boulders carried by the flows. - You can't outrun it - Climb up the valley side for safety. Lahars - ANS ️️ - A hot mudflow. Mt. Rainer - ANS ️️ - Poses serious mudflow risks for Seattle-Tacoma area. - Stratovolcano. - Every 500 ye...

Potential volcanic activity is assessed by ground deformation gas emission earthquakes For Mt. St. Helens since 1980, what has been the most reliable warning of eruptive behavior? increasing numbers of earthquakes Why are lahars so dangerous? many triggers and can travel rapidly What is the most effective way to survive a lahar? get to high ground

This document provides a clearly structured break down for the entire Tectonics 38 mark essay in A level Eduqas Geography Component 3. It covers all the specification points with in-depth knowledge and detailed essay plans. This is including: 3.1.1 - Characteristics of the earth’s structure - mechanisms of plate movement, plate distribution and processes operating at different margins and tectonic activity at hotspots, global distribution of tectonic hazards; characteristics of the physical h...

Edexcel A-Level Geography - Paper 3 - Advance Information Topics Why might the level of wealth and development affect the impacts of tectonic hazards? - ANS - High levels of wealth can lead to more investment in preparedness, e.g. Japan's aseismic building architecture - Increasing poverty often leads to more shanty towns, which don't have proper building codes and are often built in vulnerable locations, e.g. favelas in Rio, Brazil Why might geographical isolation increase a population's vu...

Le Chatlier's Law - correct answer "Nothing stays out of equilibrium for long" - deep formed rocks are created below the surface = equilibrium - same rocks brought to the surface = out of equilibrium; chemically/physically adjust via "weathering" Mechanical weathering - correct answer Physically breaking big pieces into small pieces (but phys. Char's of rock are retained) Mechanical weathe...

EES Exam 2 Questions and answers. Latest Update. Verified. Is all volcanic activity violent and explosive? - -No What is magma? - -Melted rock material How does magma vary? - -It varies in composition. Some can have more silica than others. Silica content - -Silica makes magma more viscous because silica tetrahedra link together. Gas content - -Different dissolved gases, such as H2O and CO2, can control how a volcano erupts. What is the difference between rhyolitic and basalt...