Dec 11, 2017 here is a suite of resources based around earthquakes. They are the energy that travels through the earth and is recorded on seismographs. Includes activities on elasticity, demonstrating seismic wave types with the slinky, water waves in a wave tank, wave velocity, and the human wave demonstration. Rayleigh waves move along the surface of the earth forming a wave that is much like. There are three basic types of seismic waves p waves, s waves and surface waves.
Complete parts and turn in your completed lab in the clear tray for a classwork grade. Types of seismic waves there are several different kinds of seismic waves, and they all move in different ways. You can wave at a friend from across the room, or you can surf a wave in the ocean. Worksheets are seismic waves, name date engineering waves seismic waves work, seismic waves lesson overview, additional teaching materials, activityseismic slinky, p waves and s waves, inside earth work, seismic waves viewer and seismiceruption. The energy of earthquakes moves away from the focus in all directions. Waves propagate out from the epicenter along the surface on a threedimensional view of the earth.
This calculation involves subtracting times hour, minutes and seconds from each other. Two highly effective visual aids to watch how waves propagate from an earthquake hypocenter to seismic stations throughout the earth and to see the changes in space and time earthquakes and volcanoes across the globe. What type of seismic waves move at the greatest velocity speed 10. Showing top 8 worksheets in the category seismic waves. Read each page it is only a few paragraphs each time and then answer the questions.
Seismic waves worksheet for 6th 8th grade lesson planet. A seismic station located 60 km from the epicenter of an earthquake, recorded the maximum height of the swaves to be 50 mm. Explain that the amplitude of seismic waves is related to the amount of energy released from the source and decreases with distance from the. Some of the worksheets displayed are seismic waves, name date engineering waves seismic waves work, seismic waves lesson overview, additional teaching materials, activityseismic slinky, p waves and s waves, inside earth work, seismic waves viewer and seismiceruption. Teaching earthquakes marcias science teaching ideas. Which type of seismic wave produces the most severe ground. Model a best represents the motion of earthquake waves called 1 p waves compressional waves that travel faster than s waves shear waves shown in model b 2 p waves compressional waves that travel slower than s waves shear waves. Students investigate how seismic waves travel through earths internal layers and bounce and bend at internal boundaries between mantle, outer core, and inner core. Seismic waves if you have ever played a drum, you that the sound it makes depends on how hard you strike it.
Explain that earthquakes are a result of wave energy understand the major differences between pwaves and swaves understand that seismic waves travel through the earths interior triangulate the location of an epicenter based on the arrival times of p and swaves disciplinary core idea dci. In this seismic waves worksheet, students read and study the science of earthquakes using online resources to complete 8. In this seismic waves worksheet, student will read information about the different types of waves that occur during an earthquake. The surface waves cause the most damage during an earthquake event. Begin by looking at a variety of different wave types, learn about wave parts and seismic waves. Seismic waves lesson overview in this lesson, students will read from their textbook, take notes, compare and contrast, and use slinkys to learn about seismic waves. Help your students understand the impact of waves on earthquakes with this flexible lesson resource for middle school. The wave exercise the geology seismic waves part of the activity. The p wave can move through solid rock and fluids, like water or the liquid layers of the earth. It allows students to use these properties to understand how the structure of inner earth was discovered. The second major type of seismic wave is called an s wave.
Seismic wave, vibration generated by an earthquake, explosion, or similar energetic source and propagated within the earth or along its surface. P primary waves, s secondary waves, and shear waves. It pushes and pulls the rock it moves through just like sound waves push and pull the. The worksheet allows students to compare properties of p and s waves. Because of the elastic properties of earth materials rocks. Wave type and names particle motion other characteristics p. Some of the worksheets displayed are seismic waves, name date engineering waves seismic waves work, earthquakes and seismic waves work answers, earthquakes, work extreme earth, earthquakes sci, earthquakes, activityseismic slinky. Seismicwaves and seismiceruption or download from link on next page. Waves worksheets middle school pdf waves and wave properties. Look at the examples provided and think about their. Es15 seismic waves teacher prep science from scientists.
Seismic wave propagation and earth models gfzpublic. Read the following information about seismic waves and complete the concept map and wave labeling. Oct 04, 2019 waves worksheets middle school pdf waves and wave properties. This power point explains and shows the different seismic waves that occur during an earthquake. Types of seismic waves chino valley unified school district. Earthquakes and seismic waves worksheets kiddy math.
An earthquakes magnitude is a number that geologists assign to an earthquake based on the earthquakes strength. Seismic waves practice questions base your answer to question 1 on the diagram below, which shows models of two types of earthquake waves. P waves and s waves are sometimes collectively called body waves. Seismic wave motionbraile compressional p wave propagation in a slinky. The plotting activity requires students to interpret. Wave type and names particle motion other characteristics p, compressional, primary, longitudinal alternating compressions pushes and dilations pulls which are directed in the same direction as the. A wave with a frequency of 14 hz has a wavelength of 3 meters. The december 26, 2004 sumatra earthquake is chosen as the source of seismic waves but this lesson can be. The plotting activity requires students to interpret eye witness accounts to determine the strength of an earthquake felt at different locations. Seismic wave viewer, and to see the changes in space and time of earths earthquakes and volcanoes.
Like a drurnbeat, an earthauake produces vibrations called waves. A fourpage version of the seismic waves and the slinky teachers guide. Discuss how the strength of a substance effects how much it settles. Seismicwaves seismic waves is a windows program which illustrates how wave propagate from an earthquake hypocenter to seismic. A seismograph is an instrument that records and measures seismic. Introduction and types a wave is a transfer of energy through a medium from one point to another. P wave is the fast wave and can be called a pushpull wave, because it moves by contracting and expanding along a horizontal path.
The most important information on the constitution of the earths interior has been obtained from studies of seismic body waves longitudinal and. This is the fastest kind of seismic wave, and, consequently, the first to arrive at a seismic station. They dont need to be large faults such as the san andreas fault in california. Use the information below, the richter nomograms, and the earth science reference tables to fill in the chart. Using the origin time and the observed p wave time at each observatory, compute the actual travel time of the p wave from the earthquake epicentre to the seismic observatory. For the first, heshe will walk representing the swave the entire 30meter length and the timers will time how long it takes the walker to pass. Seismic waves spread out from a central point in an earthquake, what is this point called.
Which type of seismic wave looks like an ocean wave, travelling at right angles to the direction of the wave. Click on popout icon or print icon to worksheet to print or download. Seismic waves grade 8 free printable tests and worksheets. One type of seismic wave, called an s wave, causes buildings on the surface to vibrate parallel to the earths surface. Earthquakes and seismic waves displaying top 8 worksheets found for this concept some of the worksheets for this concept are seismic waves, name date engineering waves seismic waves work, earthquakes and seismic waves work answers, earthquakes, work extreme earth, earthquakes sci, earthquakes, activityseismic slinky. Have students act out one of the three types of seismic waves. P waves primary waves fastest kind of seismic wave can move through solid rock and fluids pushes and pulls the rock it moves through just like sound waves push and pull the air p waves are also known as compressional waves, because of the pushing and pulling they do longitudinal waves. At the same time viewer can watch waves propagating through a cross. Explain that the amplitude of seismic waves is related to the amount of energy released from the source and decreases with distance from the source. P waves and s waves arrive almost simultaneously at a seismograph station the velocity of seismic waves increases as the waves cross the b. Model a best represents the motion of earthquake waves called 1 pwaves compressional waves that travel faster than swaves shear waves shown in model b. Showing top 8 worksheets in the category earthquakes and seismic waves. Seismic waves viewer pages 27 seismic waves is an online program which illustrates. Students learn about the types of seismic waves produced by earthquakes and how they move the earth.
What do engineers build and use to test how well a. Then students will complete 2 short answer questions. Compare and contrast seismic waves to ripples on water. Some seismic waves travel throughout earths interior, and others travel along earths surface. Characteristics of waves worksheets lesson worksheets.
Then they label wave parts on a worksheet diagram and draw their own waves with specified properties crest, trough sound waves worksheet middle school pdf silent b words worksheet. Print identifying and understanding earthquakes using seismic activity worksheet. Each slide includes key information and images to explain the concept of forms of energy. To help you to get started, have a look at this pdf 1. Which type of seismic wave cannot travel through air or liquid. Seismic slinky classroom demonstration and student worksheet ebinder for 20 ceetep workshop 81 bob butler taps the back of his hand to generate a compressional p wave through the suspended slinky. Gcse 91 physics and combined science seismic waves exploring earths structure using seismic waves. Here is a suite of resources based around earthquakes. Using this background students will learn about p and s waves, along with earthquak. Displaying all worksheets related to characteristics of waves. Sep, 2012 seismicwaves program student worksheet september, 2012 by kyle students investigate how seismic waves travel through earths internal layers and bounce and bend at internal boundaries between mantle, outer core, and inner core.
Worksheets are wave characteristics work name helpful equations, g4 u2 l3 lesson 3 waves, name date anatomy of a wave work, waves and wave properties, wave properties, lesson 1 sound and music the physics classroom, sound waves, amplitude the amplitude of a wave is a measure of the. For this seismic waves worksheet, student will read information about the different types of waves that occur during an earthquake. Displaying all worksheets related to seismic waves. Seismic waves after they are produced at the focus, seismic waves travel away from the focus in all directions, as illustrated in figure 3. This wave behaviour can also be used on a smaller scale by recording waves generated by explosions or ground vibrators in the search for oil and gas. Use the websites below to answer the following questions about earthquakes.
If you can collect a bunch of slinkys, each small group can try it. Learners also do not always realise that the energy of the waves pulls and pushes the rock particles and that seismic waves involve the long distance net motion of. Seismic waves are the waves of energy caused by the sudden breaking of rock within the earth or an explosion. Seismic waves worksheet as we go through the presentation, answer the questions and fill in the blanks below. Students learn how engineers build shake tables that simulate the ground motions of the earth caused by seismic waves in order to test the seismic performance of buildings. Earthquakes generate four principal types of elastic waves. Basically, use a compressional wave for p wave, a sidetoside snake motion for s waves, and upanddown wave motion for l waves. The first kind of body wave is the p wave or primary wave. Anatomy of a wave worksheet anatomy of a wave worksheet key create a wave grid.
Worksheet to drill the students on identifying primary, secondary waves, determining p wave and s wave arrival times, calculating sp interval, determining earthquake epicenters, and distances 2 pages 11 problems. Use the information below and the richter nomograms to fill in the chart. The particle motion in shear waves is perpendicular to. The demonstration makes very clear how s and p waves are produced and the follow up worksheet is designed to consolidate understanding. Seismic waves seisrnic an earthquake away from the barths interior, across the the energy of the seismic waves that reach the surface is great. Earth material must behave elastically to transmit them.