The most general solution to the wave equation is anything of the form yx. Law of reflection the angle of reflection is equal to the angle of incidence. Jan 21, 2020 reflection, refraction, diffraction, polarization, interference, dispersion and scattering of light are 7 basic properties of light for kids in physics. Wave properties depend on what type of energy is making the waves. The nature of waves summary the physics hypertextbook. The distance between one point on a wave and the exact same place on the next wave. Section 2 provides an introduction to linearized gravity, deriving the most basic properties of gws. In this experiment, you will study standing waves on a string and discover how di erent modes of vibration depend on the frequency, as well as how the wave speed depends on the tension in the string. While a mechanical wave exists in a medium which on deformation is capable of producing elastic restoring forces waves ofproducing elastic restoring forces, waves of electromagnetic radiation and probably gravitational. In general, the frequency of an event describes how often it occurs. Waves transfer energy from one place to another but do not transfer any matter. Name one manufactured device or natural phenomenon that emits electromagnetic radiation in each of the following wavelengths. Quantum mechanics is a theory of information it is a set of laws about the information that can be gained about the physical world.
Em wave em waves are generated by vibrating electrons composed of two perpendicular oscillating. Wave characteristics wave velocity v distance travelled by a wave crest in one period. The leads to the notion of interference between waves. Describe features of radio waves, microwaves, xrays, and gamma rays 36, 37 describe and define properties of magnets, including electromagnets 48 describe, define, and give examples of magnetic fields. The quantum mechanical description of fundamental particles like electrons and quarks as a wave. Slow fast medium medium smaller index of refraction the amount of bending. The amplitude of a wave is a direct measure of its energy 23. Electromagnetic waves are propagated by oscillating electric and magnetic fields oscillating at right angles to each other. This worksheet contains basic conceptual questions about the properties of waves. Frequency the higher the frequency, the closer the waves are together and the greater the energy carried by the waves. Wave, propagation of disturbances from place to place in a regular and organized way.
Notice, you are not being asked for the values of y1 nor y2. Graphing a wave when drawing a wave or looking at a wave on a graph, we draw the wave. During the presentation of lecture information on wave characteristics and properties, students take notes using a handout. There are many properties that scientists use to describe waves. These six properties of sound are studied in the fields of music, physics, acoustics, digital signal processing dsp, computer science, electrical engineering, psychology, and biology. Basic electromagnetic wave properties java tutorial. Jan, 2018 20 videos play all 91 gcse physics paper 2 waves freesciencelessons mix play all mix freesciencelessons youtube gcse science physics 91 refraction of waves duration. Electromagnetic waves carry energy, making them essential in daily life. Basic properties of waves dorchester school district two. The 4 basic properties of a wave study guide by samijo514 includes questions covering vocabulary, terms and more.
Conceptual ideas develop logically and sequentially, ultimately leading into the mathematics of the topics. Some basic properties of matter waves springerlink. The electromagnetic spectrum 1 school of chemistry and. You might also like crossword puzzle properties of waves. Sound b has a lower pitch lower frequency than sound a and is softer smaller amplitude than sound c. There are less visible but equally pervasive sound waves and electromagnetic waves. These include sound waves, light waves, radio waves, microwaves and others. Do all waves require the same parts to form the waves like electromagnetic waves and are there different things we need to know about who similar or.
A wave is defined as a repetitive disturbance traveling through a medium going from one location to another. All kinds of waves have the same fundamental properties of reflection, refraction, diffraction and interference, and all waves have a. Students learn about the types of waves and how they change direction, as well as basic wave properties such as wavelength, frequency, amplitude and speed. The source that produce them and methods of their detection are different, but they have the following common properties. Each of these properties is described in more detail below. The frequency of a wave has the same meaning as the frequency of anything else. Which types of electromagnetic radiation do human bodies emit.
There are two basic types of waves, transverse and compressional. We can say that a wave is produced by the vibrations of the particles of the medium through which it passes. Reflection, refraction, diffraction, polarization, interference, dispersion and scattering of light are 7 basic properties of light for kids in physics. This lesson will explain some basic properties of waves.
Information could be encoded in the frequency content, intensity, or polarization of the electromagnetic wave. Waves a wave is a disturbance that pppg gropagates through space and time, usually with transferrance of energy. Wave characteristics period t the time it takes a wave to travel a distance equal to a wavelength. Gcse science physics 91 properties of waves duration. It is the distance that light travels in one oscillation, and is often expressed using a unit called nanometer. The higher the frequency, the more energy in the wave. There are familiar, everyday sorts of waves in water, ropes and springs. Shares with sound the properties of spreading loss, attenuation, re. In the simplest waves, the disturbance oscillates periodically see periodic motion with a fixed frequency and. This interactive tutorial explores the relationship between frequency, wavelength, and energy, and enables the visitor to adjust the. Types of waves 2 types of waves 2 plane waves propagation direction w plane waves have a propagation direction and therefore plane wavefronts e. Introduction and types a wave is a transfer of energy through a medium from one point to another.
I know that mechanical waves require a medium and electromagnetic do not but i do not know if the parts of the two waves are the same for the both waves or if they are created differently. In general, a wave traveling in the xdirection can be represented by the function of the form f. You can think of the wave moving left to right, while the disturbance moves up and down. In this physics lesson, learn the properties of waves, and how to calculate wave speed. Electromagnetic radiation is characterized by a broad range of wavelengths and frequencies, each associated with a specific intensity or amplitude and quantity of energy. The physics classroom tutorial presents physics concepts and principles in an easytounderstand language. Chapter 2 particle properties of waves overview this chapter points out the experimental phenomena which led to the concept that waves can exhibit particlelike properties. The speed of electromagnetic waves, their wavelengths and frequencies and how to calculate wavelength or wave frequency. Classifying waves by type of disturbance transverse waves. Electromagnetic wave and properties read physics ck. Where two crests overlap, the waves reinforce each other, but where a crest and a trough coincide, the two waves actually cancel. They include amplitude, frequency, period, wavelength, speed, and phase.
The amplitude is the measurement of maximum displacement. Develop and use models to exemplify the basic properties of waves including frequency, amplitude, wavelength, and speed. We occasionally restore factors of gand cto write certain formulae in normal units. The electromagnetic spectrum 1 properties of electromagnetic radiation 3211 the term electromagnetic radiationincludes the entire spectral range from atmospheric radiation at 1023 hz to radio waves at few hz. Characteristics of radio waves by jennifer devlin on prezi. The electromagnetic spectrum 2 properties of electromagnetic radiation 3211 sizes of physical objects. Whether in the ocean or moving through the air through sound or light, all waves have certain properties.
The word wavelength is used to express the wave or undulating property of light. The higher the frequency, the closer the waves are together and the greater the energy carried by the waves will be. Properties of waves worksheets teachers pay teachers. Waves such as these water waves spread outward from a source.
Even more important, though only touched on in this book, is the wave phenomenon of quantum mechanics, built into the fabric of our space and time. One nanometer is equal to one billionth of a meter. Apart from these properties, different types of waves have a number of varying characteristics. In a transverse wave the crest and troughs are the locations of maximum displacement up or down. Characteristics that all waves have in common are wavelength, amplitude and frequency. Explain how they work 48 define and explain concepts, terms, and laws related to motion 2730 calculate speed, time, and distance 30. Wave properties depend on what type of energy makes the wave. Most familiar are surface waves that travel on water, but sound, light, and the motion of subatomic particles all exhibit wavelike properties. When talking about waves, the frequency is a measure of how many waves go past a fixed point in a given time.
In this lesson we learn about the different types of waves and their characteristics. By exploring several basic properties of standing waves, you will be able to answer some of these questions. This course will study these properties from the perspective of music, midi, and digital audio. Example a sinusoidal wave of frequency 500 hz has a speed of 350 ms.
Shares with sound the properties of spreading loss, attenuation. The maximum distance the particles of the medium carrying a wave move away from their rest position is called the waves amplitude. The 4 basic properties of a wave flashcards quizlet. The basic quantity to be studied in a wave, that we will call u, will depend on the physical. Frequency is a measure of how many waves pass a point in a certain amount of time. Em waves are generated by vibrating electrons composed of two perpendicular oscillating.
This properties of waves color by number includes 10 questions covering the properties of transverse and longitudinal waves 5 questions are standard multiple choice and 5 questions are identifying the part of wave from an illustration. The layering of the rocks and the physical properties of surface soil also affect wave characteristics. Waves can be produced in ropes and springs and along the surface of water. The physics of waves version date february 15, 2015. Quizlet flashcards, activities and games help you improve your grades. Transverse waves and longitudinal waves another way to describe a wave is by the direction that its disturbance is traveling. Characteristics of waves three characteristics of waves can be measured. Ripples in a pond caused by two pebbles dropped at the same time exhibit this nicely.
Electromagnetic waves are dealt with more fully in another section of this book. At all distances from the focus, mechanical properties of the rocks, such as incompressibility, rigidity, and density, play a role in the speed with which the waves travel and the shape and duration of the wave trains. Gcse science physics 91 properties of waves youtube. The wavelength is the distance of one complete wave cycle. All kinds of waves have the same fundamental properties of reflection, refraction, diffraction and interference, and all waves have a wavelength, frequency, speed and amplitude. We will be concerned with wave mechanics here, the oldest form of quantum mechanics. The information is propagated by electromagnetic radi. Since sound is a wave, we can relate the properties of sound to the properties of a wave. Reflection reflection the angle at which a radio wave is reflected from a smooth metal surface also called the angle of reflectance is always equal to the angle at which it approached the surface also called the angle of incidence. Transverse waves are waves where the disturbance moves perpendicular to the direction of the wave. The photoelectric effect hertz, 18871888 and the compton effect are the prime historical evidence for the particle properties of waves. The maximum distance the particles of the medium carrying a wave move away from their rest position is called the wave s amplitude. The wave equation outline of mechanical waves longitudinal and transverse waves waves in a string, sound waves the wave equation description of waves using functions of two variables travelling waves the wave equation 0 y v y 1 2 2 2 2 2 x t waves in a string.
There are a few rules associated with the manipulation of complex numbers which are worthwhile being thoroughly familiar with. We deal with both normal and nonnormal angles of incidence. A transverse wave induces periodic oscillation perpendicular to the direction of the wave front, like a wave traveling across the surface of water causes an object to oscillate up and down. Waves have several properties which are represented in the diagrams below. For example, you splashing in the ocean or an earthquakes creating a tsunami. A water wave is an example of a surface wave, which is a combination of transverse and longitudinal wave motions.
Wave characteristics frequency f the number of waves that passed a fixed point per second unit. Water waves are the focus of our tsunamis and surf resources, but many other kinds of wave exist. Each lesson includes informative graphics, occasional animations and videos, and check your understanding sections that allow the user to practice what is taught. The basic nature of light nature of light photon terrace. Slow fast medium medium smaller index of refraction the amount of bending depends on the change in index of refraction. The electromagnetic spectrum 1 georgia institute of.