Term
| Which of the following would have the closest meaning to the word “disaster”? |
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Definition
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Term
| Geothermal energy results in…. |
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Definition
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Term
| What is true about the elements of the periodic table which we find on Earth? |
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Definition
| before the Earth formed both stars and supernovas created the larger elements from smaller ones |
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Term
| The human carrying capacity of an island just like a planet is the maximum population..... |
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Definition
| that can be sustained on available resources for an indefinite span of time |
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Term
| At the current birthrate of ______ the population will be _____ in the year 2150? |
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Definition
| 2.6 kids per mom, 20 billion plus |
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Term
| Which of the following is true about “natural hazards” and/or “disasters”? |
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Definition
| exponential human growth makes disasters out of hazards. (people get in the way) |
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Term
. With a world population of 7 billion (2013) has @ 1% growth rate when will the population
reach 14 billion, remember the rule>>>>>>70 ÷(%growth) = doubling time in years (approximately) |
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Definition
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Term
| What process describes the existence of life which does not rely on sunlight? |
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Definition
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Term
| The outer most part of Earth is divided into plates and is called the...... |
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Definition
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Term
| Which of the following two elements are the most abundant in the mantle of the Earth ? |
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Definition
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Term
| A cloud of gas and dust in space is called.........? |
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Definition
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Term
| Which of the following space objects would have similar composition to the core of the Earth? |
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Definition
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Term
| Which of the following processes resulted in a structured and an internally layered planet? |
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Definition
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Term
| Which of the following is not true about the magnetic field of Earth? |
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Definition
| it is formed by the solid inner core |
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Term
| What 20th century discovery convinced scientists that plate tectonics was real? |
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Definition
| the ocean floor was found to be young volcanic rock and very active |
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Term
| What did deep sea drilling reveal? |
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Definition
| sedimentary layers are thickest in the deep ocean basins |
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Term
| The process of subduction... |
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Definition
| makes new continental crust adjacent to deep sea trenches |
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Term
| The oldest oceanic crust is... |
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Definition
| found near subduction zones |
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Term
| Which feature would be usually found along a subduction zone? |
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Definition
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Term
| Why are the radiometric ages obtained for the ocean floor are so much younger than the ocean itself? |
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Definition
| It is because the ocean floor keeps regenerating itself. |
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Term
| Which of the following would be similar in meaning to convergence? |
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Definition
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Term
| How long would it take to form 8,000 kilometers of ocean crust at 4 centimeters per year? |
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Definition
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Term
| The most tectonically active ocean basin is..............? |
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Definition
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Term
| What do all plate boundaries have in common? |
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Definition
| they are all zones of earthquakes. |
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Term
| AS far as technological advances in earthquake science, what has geodetics done for us? |
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Definition
| has added a reference frame so we can see plates moving |
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Term
| . Looking at this cross-section view, how would you describe the motion across the fault pictured to the right? |
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Definition
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Term
| Which of the following is not occurring along the San Andreas fault? |
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Definition
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Term
| Which part of the crust would be brittle and broken? |
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Definition
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Term
| What fault would be the closest to downtown San Diego? |
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Definition
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Term
| What type of fault is the San Andreas? |
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Definition
| right lateral strike slip |
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Term
| Reverse faults or thrust faults would be associated with.... |
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Definition
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Term
| Computer modeling helps us make certain predictions about future events, LIKE WHAT? |
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Definition
| the general location of strong shaking and damage |
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Term
| Which of the following would always relate to the damage ? |
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Definition
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Term
| The difference in time between the arrival of the P-wave and the S-wave tells you..... |
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Definition
| the distance to the focus or hypocenter |
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Term
| What earthquake rating scale is the most quantitative? (measurement and math based) |
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Definition
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Term
| Which of the following is used to calculate the moment magnitude of an earthquake? |
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Definition
| the length and depth of the fault rupture |
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Term
| The magnitude of an earthquake can be quickly estimated because... |
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Definition
| the duration of shaking correlates with the magnitude |
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Term
| A magnitude 6 earthquake releases______ as much energy as a magnitude 4. |
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Definition
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Term
| Approximately how large would an earthquake be if the strong shaking lasts for 1 minute? |
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Definition
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Term
| What is true about aftershocks? |
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Definition
| there will always be aftershocks following a large (>6M) earthquake |
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Term
| Large Magnitude 9 earthquakes occur exclusively along what type of plate boundary? |
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Definition
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Term
| Which of the following is not used to determine the RICHTER magnitude? |
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Definition
| Duration of S wave shaking |
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Term
| A seismic waves move from bedrock into a sedimentary basin like Los Angeles they will... |
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Definition
| Slow down, increase in amplitude, the duration of shaking |
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Term
| Which of the following quakes would likely KILL the most people? |
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Definition
| 7.2M, 25 km depth, mubai, India (very high pop, poor construction) |
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Term
| The big bend of the San Andreas Fault produces “hidden” faults in the Los Angeles basin called... |
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Definition
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Term
| What is the maximum quake possible to represent on the Richter Scale? |
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Definition
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Term
| What kind of subsurface would be the least stable for buildings? |
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Definition
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Term
| What do scientists look for so they might offer short term earthquake predictions ? |
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Definition
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Term
| If you had to ride out a big earthquake of magnitude 7, in which U. S. city would you least like to do it? |
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Definition
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Term
| Which of the following cities in California would you rather be in for the big-one? |
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Definition
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