PPT-Chapter 11: Vibrations and Waves

Periodic Motion any repeated motion with regular time intervals Simple Harmonic Motion vibration about an equilibrium position in which a restoring force is proportional to the displacement from equilibrium . And 57375en 57375ere Were None meets the standard for Range of Reading and Level of Text Complexity for grade 8 Its structure pacing and universal appeal make it an appropriate reading choice for reluctant readers 57375e book also o57373ers students Pages 8-12. 1. . A rhythmic . disturbance that carries energy but . not matter.. 2. A type of wave that can travel only through matter.. 3. Material through which a wave travels. This can be a solid, liquid, or a gas.. ©. The following pastels are visual representations of the initial . “. contact. ”. with extraterrestrials through energetic frequencies and signals.. Las . siguientes. . imagenes. son . representaciones. Doppler Effect. ~apparent change in frequency of a wave due to the motion of the source of the wave.. If the object is moving towards the observer the frequency will appear to increase. If the object is moving away from the observer the frequency will appear to decrease. . [3]. resonance . clocks – pendulum . springs . harmonic motion . mechanical waves . sound waves . The periodic wave relation. Wave interference. standing waves. beats. musical instruments. 1. Review. Seismic . Waves. . are shock . waves . given off by earthquakes. . There are 2 types:. 1. . Body Waves. . originate from the . focus. (. F. ). travel . through. . the earth. . They’re used to locate . Explain how force, velocity, and acceleration change as an object vibrates with simple harmonic motion.. Calculate the spring force using Hooke’s law.. OBJECTIVES. What is periodic motion?. A repeated motion (e.g. pendulum swinging) that is back and forth over the same path.. Benjamin Agyare, Stockton University & . Peter . Riseborough. (PhD), Temple University . ILMs are persistent vibrations of atoms in a homogeneous lattice which extend only over a finite region of space.. Warm-Up: February 17/18, 2016. Vibrations and Waves. Chapter 14. A . periodic motion . repeats in a regular cycle.. Examples include:. Pendulums (such as on a grandfather clock). A mass at the end of a spring. 2022-2023 Season. Russ Burleson. geaux15@hotmail.com. . 1. Agenda. Binder Check/Homework review. Mechanical Wave overview. Transverse Waves. Surface Waves. Longitudinal Waves (general). Sound Waves (Longitudinal). Get 1 full page and 1 half page of paper. Fold full sheet of paper. about 1-1.5” short of even. Insert half sheet in the middle. Staple . across . the fold. Pick up the top two pages and starting from the bottom, cut the top two . ). Looking ahead: Midterm 2 Nov 18. (on . Chs. 9, 11, 13, 14, 15, 19, 20, 22 probably). . Vibrations. Some Preliminaries . Vibration = oscillation = anything that has a back-and-forth to it . Eg. . Draw a pen back and forth over the same line, repeatedly:. water. waves.... 4/5/2019. Physics 214 Fall 2010. 2. 1S-13 Slinky on Stand. Creating longitudinal compression waves in a slinky. What happens when you pull back and release one end of the slinky . ? . The Scottish physicist James Clerk Maxwell (1831–1879) was the first person to truly understand the fundamental nature of light. . He proved in 1865 that an electromagnetic disturbance should propagate in free space with a speed equal to that of light..