<h1>Physics: Waves and Behaviors Notes</h1>Waves<ul><li>Waves - repeated motion/vibrations that travel through a medium</li><li>Waves are good for a&nbsp;transportation of energy between different points</li><li>Parts of a wave that is measurable: wavelength, amplitude, wave speed, period, and frequency</li></ul>Types/Categories of Waves<ul><li>Mechanical waves - requires a medium (sound, water)</li><li>Electromagnetic waves - created by stars and celestial objects, no medium is needed (radio)</li><li>Radio waves&nbsp;- emitted by radio stations and stars</li><li>Microwaves - easily absorbed by water (radar, cell phone)</li><li>Infrared - &quot;below red,&quot; associated with heat (night vision, weather forecasting)</li><li>Visible&nbsp;Light - only part of spectrum you see</li><li>Ultraviolet&nbsp;waves - &quot;beyond violet&quot; (kills viruses, lowers sunburns)</li><li>X-rays - imaging bones, radiotherapy</li><li>Gamma rays - generated from nuclear reactions (stars, bombs)</li><li>Light waves - don&#39;t require a medium, travels fastest in a vacuum&nbsp;</li><li>Speed of light - 3.00x10^8 m/s</li><li>Medium - material the wave travels through</li><li>Some require a medium to travel while others do not</li><li>Transverse&nbsp;and&nbsp;longitudial/compression&nbsp;waves</li></ul>Other Vocabulary<ul><li>Pulse - one wave that travels through a medium</li><li>Continuous - repeatedly move up and down </li></ul>Parts of a transverse Wave<ul><li>Transverse waves - moves perpendicular</li><li>Crest - top of the wave</li><li>Trough - bottom of the wave</li><li>Amplitude - distance from center to crest trough</li></ul>Parts of a compression wave<ul><li>Compress zone - particles close together</li><li>Rarefaction zone - less dense area</li><li>Compression waves - moves parallel </li></ul>Calculating Wave Speed<ul><li>Period (T) - time it takes for one length to pass (units = s)</li><li>Frequency (F) - number of waves that pass each second</li><li>Hertz (Hz) - 1 Hz = 1 wave per second</li><li>Wavelength - one complete cycle of a wave</li><li>Equation for Wave Speed - Speed = frequency x wavelength</li></ul>Wave&nbsp;Interference<ul><li>Occurs when&nbsp;two waves run into each other</li><li>Temporary create one wave with different amplitudes</li><li>Amplitude- measure waves height and energy</li></ul>Constructive&nbsp;Interference<ul><li>Two waves combine to form a larger wave</li><li>Waves are in phase - amplitudes add together</li></ul>Destructive Inteference<ul><li>Two waves combine to form a&nbsp;smaller wave</li><li>If the crest of one wave coincides with trough of second wave =&nbsp;out of phase (cancels out)</li></ul>Rogue Waves<ul><li>Created by superposition of waves</li><li>Superposition - combining of waves&nbsp;</li></ul>Standing Waves<ul><li>Caused by two waves inferring with one another continuously</li><li>Looks like it is still</li></ul>

Physics

<h1>Physics: Waves and Behaviors Notes</h1>Waves<ul><li>Waves - repeated motion/v

Physics: Waves and Behaviors Notes

Alyssa Su

View the note Physics: Waves and Behaviors Notes: Physics: Waves and Behaviors NotesWavesWaves - repeated motion/vibrations that travel through a mediumWaves are good for a transportation of energy between different pointsParts of a wave that is measurable: wavelength, amplitude, wave speed, period,...