Definition of words in italics are found in the glossary. The science behind earthquakes what is an earthquake. An earthquake is what happens when two blocks of the earth suddenly slip past one another. An earthquake occurs when earths surface shakes because of the release of. Recommended earthquake safety actions federal, state, and local emergency management experts and other official preparedness organizations all agree that drop, cover, and hold on is the appropriate action to reduce injury and death during earthquakes. Partway through the course, my instructor made mention of his desire to have someone come into the class to speak on the subject of earthquake preparedness, and i well, i didnt exactly volunteer, but the end result went something like that anyway, despite my best intentions. Earthquake terms common earthquake terms focus the focus or hypocentre of an earthquake is where the earthquake originated from, usually underground on the fault zone. Plastic strain occurs when stress is applied to an object, and it becomes deformed. Francesco 14 march 1997, earthquakes cannot be predicted pdf, science, 275 5306. When measuring the magnitude of an earthquake which ranges on a scale of 1 to 10 its important to note that for every.
Nearest location is virginia tech observatory on virginia tech campus. Earthquakes and tsunamis extreme weather never fails to excite, and these are earthshaking. This section contains 16 worksheets about earthquakes which can be helpful to both you and your students. Fault that makes california an area of high risk for earthquakes. This analysis determines where the earthquake occurred, and determines its magnitude. The mid niigata prefecture earthquake in 2004 the iwatemiyagi nairiku earthquake in 2008 what would happen if there were no earthquaketsunami information when a tremor hits. These free geography resources can be downloaded and printed today for use in schools or at.
Earthquake tip 1 learning earthquake design and construction figure 3. The course uses graphics, text, video, and knowledge checks to present the information. A fault is a fracture or crack in the rocks where one side has moved relative to the other figure 1. Refer back to the vocabulary sheet for any terms your student may not remember. Earthquake magnitude is a measure of the size of the earthquake reflecting the elastic energy released by the earthquake. Instructor earthquakes glg 101 physical geology now that weve seen what faults are and how mountains are built, we can look at what happens when there is movement along those faults which are active today.
For middle and high school teachers, fema and the american geophysical union have prepared earthquake. Aug 01, 2012 buchanan high school teacher web site. In full colour with studentfriendly design layout, they aim to help make learning about earthquakes fun and interesting. Earthquakes can cause fires, tsunamis, landslides or avalanches. Wg02 differs from wg 90 not only in the definition and characterization of the fault segments. Actually earthquakes occur daily around the world according to one estimate, about 8000 occur every year, but most of them are too mild to be noticeable. After completing the course, participants should be able to describe what causes earthquakes differentiate between. Earthquakes are the sudden shaking and vibrating of the earths crust as a result of a rapid release of energy when rocks break and move along faults. Earthquake worksheets youll find a variety of reading passages here about the earths tectonic plates and the fractures, faults, and stresses that cause the earth to quake.
Flat stanley visits the bsl flat stanleys visit to the berkeley seismological laboratory earthquake workbook a handout with fault types, a tectonic plate map, a us hazard map, an intensity map for the northridge quake, quizzes, and a word search. Earthquake probabilities in the san francisco bay region usgs. Try to obtain accurate information and avoid doing things alone when possible. Use the information below and your chapter 11 in your textbook p. Every earthquake offers a learning experience, enabling researchers to be prepared for future events. Confirm that family members are safe and notify the university of your own safety. The website address is listed on the worksheet for ease of use.
Earthquakes the map on the left shows the global distribution of earthquakes and the map on the right shows the worlds tectonic plates and their boundaries. The sudden shaking or rolling of the earths surface is called an earthquake. A comprehensive range of earthquake worksheets to support 12 different earthquake activities to help learning all about earthquakes. Earthquakes affect almost every part of the earth and like rain they can be either mild or catastrophic. In the event of an earthquake, the universitys elevators are programmed to stop automatically. The surface where they slip is called the fault or fault plane. Over the course of geological time, earthquakes, floods, and other natural events have helped to. Its like when youre teacher loses their marbles because youve asked them the same question 7 times in a row. Plotting epicenters the data below shows the p and swave arrival time difference determined from seismograms from three different cities, for three different earthquake events. Earthquake, any sudden shaking of the ground caused by the passage of seismic waves through earths rocks. Cool earthquake facts fascinating earthquake facts earthquakes. Earthquake vocabulary matching activities 2 different options montessori articles for teachers including tips, links to free montessori resources and reflections on modern montessori.
It can be seen from the maps above that most earthquakes occur at plate boundaries. This is a research activity that looks at the find of and buildign up of facts about a specific earthquake case study. Sp23 earthquake basics the delaware geological survey. Damage is greatest from shallow earthquakes because the seismic waves travel. The location below the earths surface where the earthquake starts is called the hypocenter, and the. Utah faces a dual earthquake threatand earthquakes in. Earthquake safety earthquake preparedness red cross. Here are our links to the selections of natural forces. This activity can be completed using the tablet pcs looking at the wikipedia page for the 2011 tohoku earthquake. Large amount of heat was generated by this fusion, and slowly as the. Tes global ltd is registered in england company no 02017289 with its registered office.
The movement of earths crust resulting from the release of built up potential energy between two stuck tectonic plates. Epicentre the epicentre of an earthquake is the point on the surface of earth directly above the epicentre. An earthquake is the shaking of the surface of the earth resulting from a sudden release of. Risk, detection, warning, and research congressional research service 3 figure 1 also shows relatively high earthquake hazard in the rocky mountain region, portions of the eastern seaboardparticularly south carolinaand a part of the central united states known. Definition, causes, measures and other details with diagram. These earthquake worksheets are high quality, colourful activities designed to appeal to those wishing to learn about earthquakes. Duration magnitude for delaware geological survey seismic station ned located near newark, delaware. An earthquake is a sudden, rapid shaking of the earth caused by the shifting of rock beneath the earths surface. Listening activity based on a video from cnn posted on youtube about the catastrophe that happened in japan at the beginning of the year.
This course is expected to take 30 minutes to complete. Great shakeout earthquake preparedness worksheet item 1. Longterm hazardrisk assessments are the base for the definition of longterm actions for risk mitigation. Finish the discussion by asking one student to give a definition of an earthquake using.
Lesson plans and activities indiana geological survey. Students use their reference tables to answer questions regarding earthquake epicenters and time of origin. D chandrasekharam department of earth sciences head, centre of studies in resources engineering indian institute of technology bombay such news items raises several questions like what are earthquakes. Earthquake magnitude versus intensity a lesson plan and handouts for mapping the intensity of an earthquake in different. Learning from the april 25, 2015, nepal earthquake. Handout 101 classroom discussion earthquake hazard and emergency management 104 ground shaking i. Create an earthquake safety plan for your home during an earthquake everyone should immediately drop, cover, and hold on under a sturdy table or desk. You cannot tell from the initial shaking if an earthquake will suddenly become intenseso always drop, cover, and hold on immediately. Folded rocks have been subjected to a plastic strain. Elastic strain happens when an object is deformed, and then when the stress. Earthquake science children learn the science behind earthquakes in this comprehensive twopage worksheet. Earthquake vocabulary cards that make a great addition to any unit dealing with earthquakes. Great shakeout earthquake drills help people in homes, schools, and organizations worldwide improve preparedness and practice how to be safe during earthquakes. An emergency evacuation area must be designed, a nearby safe area, preferably outdoor, where workers can get together after a fire or earthquake.
Earthquakes teacher notes and student activities ga. Mapping the deformation and site response learning from earthquakes. A tremor to remember japan 2011 earthquake tsunami. This website and its content is subject to our terms and conditions. During the last two centuries, earthquakes having epicenters that originate in indiana have been relatively minor events. The point on the earths surface directly about the center of an earthquake is called the epicenter. Defining an earthquake 10 earthquakes fema 159 an earthquake is a natural occurrence, like rain.
The great california shakeout educational resources. Students read about events that can cause vibrations through the earths crustlike volcanic eruptions, large meteor impacts, or shifting of tectonic platesalong with terminology like faults and seismic waves. Locating earthquakes using latitude and longitude, tohoku 2011 fact file, earthquake crossword, earthquake vocabulary. Evaluate the knowledge you have gained about the causes of earthquakes with this quiz and worksheet. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Work together to provide firstaid to injured persons and extinguish fires. They strike without warning, at any time of year, day or night.
Plates, earthquakes and volcanoes maite cozar activity 7 problem solving shame superman is saving people from an earthquake. Learning earthquake tip 1 earthquake design and construction. Instructor earthquakes glg 101 physical geology now that weve seen what faults are and how mountains are built, we can look at what happens. Learn these words from the historical fiction by milly lee inside. Register to participate in your state or countrys drill at. An earthquake is a sudden, rapid shaking of the ground caused by the shifting of rocks. Japan is one of the most earthquakeprone countries in the world, and has repeatedly su. Earthquakes and tsunamis printable worksheets, activities. Free earthquake worksheets for use when learning all about. Students read about events that can cause vibrations through the earths crustlike volcanic eruptions, large meteor impacts, or shifting of tectonic platesalong with terminology like. When an earthquake occurs, data from the seismographs feeds into a major research center, where the seismograms are analyzed. By working group on california earthquake probabilities. Defining an earthquake defining an earthquake an earthquake is a natural occurrence, like rain.
Hes flying over the sea, 8km over the upper mantle. In most situations, you will reduce your chance of injury if you. Seismic destruction links to photos of earthquake effects and tsunami effects plate tectonics activities games, quiz tsunami interactive presentation covering the science of tsunamis, preparedness, research, and historical tsunamis. Fault plane a fault is a weak point within a tectonic. Write the definition of an earthquake on the board. Over the course of geological time, earthquakes, floods, and other natural events have helped to shape the surface of our planet. You will have thirty minutes to complete the questions. These science passages, causeandeffect texts, graphic organizers, charts, earthquake worksheets, and content area vocabularybuilding activities are sure to engage your learners. An instrument used to detect and record earthquakes. Earthquake glossary usgs earthquake hazard program. Our second option is superboy hes slower but he can do it. Earthquake response manual for students waseda university. Major tectonic plates on the earths surface the earth and its interior long time ago, a large collection of material masses coalesced and formed the earth.
218 1145 742 1422 504 1252 717 45 140 1273 51 1626 338 682 1247 1654 1155 1344 904 381 271 1318 921 497 14 1490 344 1292 436 945 1623 1663 1404 957 799 1611 545 865 947 1337 1318 891 1010 896 780 425 153