Posted on April 17, 2022 (Updated on July 9, 2025)
What are the divisions of geologic time?
Regional SpecificsThe geologic time scale is divided into (from longest to shortest): eons, eras, periods, epochs and ages. What are the 4 divisions of geologic time? There are four major divisions: Precambrian, Paleozoic, Mesozoic, and Cenozoic. What are the three divisions of geologic time? The three major eras are the Paleozoic, the Mesozoic, and the Cenozoic.
Posted on April 17, 2022 (Updated on July 9, 2025)
What caused the 1964 tsunami?
Regional SpecificsOn March 28, 1964, at 03:28 GMT, an earthquake occurred in Prince William Sound of Alaska triggering a Pacific-wide tsunami. The earthquake had a surface-wave magnitude of 8.4, an epicenter of 61.1° N, 147.5° W, and a depth of 23 km. Did the 1964 Alaska Earthquake cause a tsunami? The 1964 Alaskan earthquake, also known
Posted on April 17, 2022 (Updated on July 9, 2025)
How likely is an earthquake in San Francisco?
Regional SpecificsSan Francisco Bay area: Within the next 30 years the probability is: 72% that an earthquake measuring magnitude 6.7. 51% that an earthquake measuring magnitude 7. 20% that an earthquake measuring magnitude 7.5. Are earthquakes common in San Francisco? San Francisco is very vulnerable to earthquakes. Its three notable faults, covered below, are right-lateral strike-slip
Posted on April 17, 2022 (Updated on July 9, 2025)
What is andesite used for?
Regional SpecificsUses – can be used as aggregate, fill etc. in the construction and roading industries (often not ideal for concrete aggregate because of high silica content). What is andesite used for in real life? Andesite may be used as aggregate or fill, but it is not ideal for concrete applications because it is high in
Posted on April 17, 2022 (Updated on July 9, 2025)
Is conglomerate poorly sorted?
Regional SpecificsIn this setting, conglomerates are normally very well sorted, well-rounded and often with a strong A-axis type imbrication of the clasts. Is conglomerate rock poorly sorted? Streambed gravel (a sediment) or conglomerate (a sedimentary rock) containing sand and silt is an example of a rounded, poorly-sorted sediment (1st diagram). Is conglomerate sorted or unsorted? Most
Posted on April 17, 2022 (Updated on July 9, 2025)
What is the multiple meaning of fault?
Regional Specificsa defect or imperfection; flaw; failing: a fault in the brakes;a fault in one’s character. responsibility for failure or a wrongful act: It is my fault that we have not finished. an error or mistake: a fault in addition. a misdeed or transgression: to confess one’s faults. Sports. What are two meanings for the word