When light falls on a highly polished surface like a mirror most of. This presentation briefly gives idea about reflection of light. It can be complemented by phet simulations on geometrical optics. Class 10 science chapter 10 light reflection and refraction a quick glimpse light reflection and refraction notes for class 10 download pdf reflection of light pdf download. Reflection and refraction of light ppt video online download. Then you can start reading kindle books on your smartphone, tablet, or computer no kindle device required. All chapter 10 light reflection and refraction exercise questions with solutions to help you to revise complete syllabus and score more marks. It is formed at the same distance behind the mirror as the object is in front of the mirror. A free powerpoint ppt presentation displayed as a flash slide show on id. It is even possible for a material to do two or more of these. It is in a complete lesson format for those evaluated in tennessee.
Reflection, refraction, and absorption properties of light. Light reflection and refraction by prezi user on prezi. Reflection, refraction, and diffraction free download as powerpoint presentation. Reflection, refraction, and diffraction refraction wavelength. Light reflection and refraction class 10 physics complete. A ray is equivalent to a very narrow beam of light, and it. An opensource web application to simulate reflection and refraction of light. Total internal reflection if the angle of incidence is larger than this, no transmission occurs. A line drawn in the direction of propagation of light is called a ray of light. In this powerpoint presentation various concepts like reflection of light,critical angle, and total internal reflection have been explained.
Refraction 2 of 3 light ray going from air to glass then back to. Geometrical optics using a ray approximation light travels in a straightline path in a homogeneous medium until it encounters a boundary between two. Light, reflection, and refraction chapters 14 and 15 optics total internal reflection if the angle of incidence of a ray is greater than a certain critical angle the. But with a rainbow there is also reflection of the light from the back of the raindrop. Thank you refraction through rectangular glass slab the following are the laws of refraction of light the incident ray, the refracted ray and the normal to the interface of two transparent media at the point of incidence, all lie in the same plane. This powerpoint includes 10 slides about reflection and refraction. Ppt that works through the key points about refraction of light and culminates in a task slide that instructs the students to complete the refraction practical and make a conclusion. This videos explores the propagation of light, light reflection and refraction phenomena. To reduce glare of the surroundings, the windows of some department stores, rather than. A group of rays of light emitted by a source of light is called a beam of light. Reflection and refraction when light hits a surface, one or more of three things may happen. Ppt reflection and refraction powerpoint presentation. Some change the direction of light through refraction or diffusion. Class room lecture on reflection and refraction of light.
Laws of reflection states that the angle of incidence is equal to the angle of reflection. An ebook reader can be a software application for use on a computer such as microsofts free reader. We hope you learned about reflection and refraction from our presentation and about how they are different. Light optical density light slows down when it enters an optically denser medium. Refraction the change in direction of a wave as is crosses the boundary between two media in which the wave travels at different speeds.
Light reflection and refraction principal focus f is the point on the principal axis, where a parallel beam of light, parallel to the principal axis after reflection converges in the case of a concave mirror and appears to diverge from in the case of a convex mirror. Rays of light parallel to the principal axis after refraction through a convex lens meet at a point converge on the principal axis. How much reflection depends upon how even the surface is. Lens curved glass or transparent material that refracts light. Light rays that are parallel to the principal axis of a concave mirror converge at a specific point on its principal axis after reflecting from the mirror. Just a guide i put together for studying the topics of reflection, refraction, and diffraction for the ap physics b test. Reflection, refraction and diffraction is the property of its. Jan 31, 2017 this videos explores the propagation of light, light reflection and refraction phenomena. Partially reflected bounces off surface partially transmitted through surface law of reflection angle of incidence angle of reflection.
Rose tomson and hannah abraham examples of refraction refraction metal chair leg thank you for watching this presentation. You should aim slightly below where you see the fish because the refraction of light coming from. Use the diagram below to explain, drawing appropriate light rays on. Reflection and refraction of light reflection and refraction of light chapter 22 introduction light is necessary for life on this planet. Light reflection and refraction notes for class 10 formulas download pdf. Nov, 2011 light refraction of light during refraction, light bends first on passing from air to glass and again on passing from the glass to the air. Light reflection and refraction 161 let us recall these laws i the angle of incidence is equal to the angle of reflection, and ii the incident ray, the normal to the mirror at the point of incidence and the reflected ray, all lie in the same plane. Refraction of light is an important aspect in the physics of lenses, especially with regards to how a single lens or multilens system is designed and constructed.
However, the image of the sun is not seen in the windows of distant building during midday. Convex lens thicker in the center than the edges bends light in. Refraction bending of light waves due to a change in speed. Convex lens convex lens is thicker in the middle and thinner at the edges. See more ideas about reflection and refraction, science activities and preschool science. Lens curved glass or transparent material that refractslight. Notes physics module 6 reflection and refraction of light optics and optical instruments 190 zthe ray of light parallel to the principal axis, on reflection, passes through the focus. The law of reflection states that, on reflection from a smooth surface, the angle of the reflected ray is equal to the angle of the incident ray.
Reflection when light falls on a highly polished surface like a mirror most of the light is sent back into the same medium. Perfect for wholeclass teaching, this powerpoint features some handy information to help support your teaching on this topic along. If you have any doubts about this refraction of light then download books to refer this concept. Reflection and refraction of light lecture youtube. There is an angle of incidence for which the angle of refraction will be 90.
Experiments on refraction, reflection and total internal. Glass circle glass with circle shape, defind by its center and a point on the surface. Used this particle model to explain reflection and refraction. If light passes into a medium with a smaller index of refraction, the angle of refraction is larger. Geometric optics and ray approximation light travels in a straightline path in a homogeneous medium until it encounters a boundary between two different. Ppt reflection, refraction and diffraction powerpoint. This was purely an effort on my part to condense my. Reflection, refraction, and diffraction refraction. This effect of refraction is very important in lens design for controlling the precise focal point of imaging light rays. Index of refraction snells law index of refraction dispersion the separation of light into colors arranged according to their frequency, by interaction with a prism or diffraction grating. Refraction and reflection by hannah abraham on prezi. Reflection and refraction powerpoint presentation class 10 notes edurev is made by best teachers of class 10. Light can be transmitted light passes through the substance it strikes.
Light reflection and refraction notes for class 10. Nov 09, 2016 this presentation has complete information about the ncert science chapter light reflection and refraction. Ppt reflection and refraction powerpoint presentation, free. The light may be reflected back from the surface, transmitted through the material in which case it will deviate from its initial direction, a process known as refraction or absorbed by the material if.
Here is the good source to download ebooks and textbooks for free. The intensities are calculated by assuming unpolarized. It goes with lesson 19 of the 4th grade tcap coach. Light refraction of light during refraction, light bends first on passing from air to glass and again on passing from the glass to the air. Refraction of light introduction olympus life science.
The given ppt is very useful to understand the concept of refraction of light completely. This document is highly rated by class 10 students and has been viewed 7293 times. Dec 10, 2011 ppt that works through the key points about refraction of light and culminates in a task slide that instructs the students to complete the refraction practical and make a conclusion. You can see an example of this partial reflection when you look obliquely at a window. Free powerpoint presentations about light refraction. Reflection and refraction powerpoint presentation ppt and other class 10 slides as well.
The objects properties determine which of these events takes place. Reflection and refraction is the property of its rightful owner. List four properties of the image formed by a plane mirror. When light shines on an object, the object may absorb, reflect, or refract the light. Simulate the the refraction and reflection of light on a surface. Refraction and the ray model of light lesson 4 interesting refraction phenomena. Free pdf download of ncert solutions for class 10 science physics chapter 10 light reflection and refraction solved by expert teachers as per ncert cbse book guidelines. This powerpoint covers reflection, refraction, and absorption. Transparent light passes through so you can see clearly. Free powerpoint templates abstract reflection powerpoint template. Reflection and refraction of light physics module 6 optics and optical note that the reflecting surface of a convex mirror curves outwards while that of instruments a concave mirror curves inwards. Neither this guide nor i am affiliated with college board. Reflection of light pdf download light reflection and. Nov 05, 20 class room lecture on reflection and refraction of light.
Dont forget to like if you likr it slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. When a light wave strikes an object, it can be absorbed, reflected, or refracted by the object. The centre of the sphere, of which the mirror is a part, is called the centre of. Reflection when an object or wave bounces back off a surface. We see a variety of objects in the world around us. When light falls on a highly polished surface like a mirror most of the light is sent back into the same medium. Simple experiment to learn about mixing colors and light refraction. Light refraction and reflection powerpoint teacher made. Difference between reflection and refraction with comparison.
The glass window is reflecting light and that is why i see an image of the. Reflection, is when the light goes back to the previous medium, but changes direction. Explained many properties of light by proposing light was wavelike. These laws of reflection are applicable to all types of reflecting surfaces. We now define a few important terms used for spherical mirrors. This point is known as the principal focus of the concave mirror. The angle of reflection is formed between the reflected ray and the normal. Refraction of light simone zuccher february 4, 20 contents 1 the physical phenomenon 1 2 laws of refraction 2 3 visible light wavelength dispersion 3 4 critical angle and total internal re. By referring to this lesson, you can learn more about. This presentation has complete information about the ncert science chapter light reflection and refraction. Light reflection and refraction notes for class 10 download pdf. Common examples are reflection of light, as shown in figure 21. When interfered with, the path of light rays can be. It is natural to treat the propagation of light in terms of rays.
Light reflection and refraction class 10 physics complete 1. This document is highly rated by class 10 students and has been viewed 23271 times. To locate an image, any two of these three rays can be chosen. Note the angle of incidence is formed between the incident ray and the normal. The student will demonstrate an understanding of the physical sciences 5. Ppt reflection and refraction powerpoint presentation free to download id. Enter your mobile number or email address below and well send you a link to download the free kindle app.
112 81 1543 18 269 244 583 105 466 1536 372 1567 351 801 766 1465 890 973 1107 841 790 1285 1124 1541 350 573 473 350 1126 1482 367 1258 152 1237 1353 684 895 710 533 1070 1364 281 280 1117 1177 1384