4 2a) Reflection of light:-When light falls on a highly polished surface like a mirror most of the light is sent back into the same medium. This process is called reflection of light. a) Laws of reflection of light:-i) The angle of incidence is equal to the angle of reflection. ii) The incident ray, the reflected ray and the normal to the ...
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Light travels in straight lines at a speed of 186,000miles per second. *Light waves travel faster than sound waves! When light reaches an object, it is absorbed, reflected, or passes through it. ... Download ppt "Welcome to a power point presentation on LIGHT." Similar presentations . The Electromagnetic Spectrum.
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Properties of Light * Ask the students how long they think it would take light to travel all the way around the Earth, if light could travel in a curved path. – A free PowerPoint PPT presentation (displayed as an HTML5 slide show) on PowerShow.com - id: 83dcbf-MGQwY
Light Energy. Light Energy Facts. Light from the sun takes almost about 8 min’s to Earth. Some light has different lengths some lights are short Electro magnetic waves have Frequency . Frequency is the number of waves in a second Light energy comes from the sun
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LIGHT : REFLECTION AND REFRACTION. LIGHT • Light is a form of electromagnetic radiation that causes the sensation of sight. • It is an indispensable tool without which we cannot explore the colorful beauty of nature. • The blue sky, the rainbow, the red of the sunrise and sunset, the twinkling of stars, the radiance of sparkling diamonds and pearls, and shining color of gems are just ...
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During download, if you can't get a presentation, the file might be deleted by the publisher. ... What Is Light? . In this Powerpoint presentation: Properties of light. Laser. Properties of Light. Light travels in straight lines:. Thunder and lightning start at the same time, but we will see the lightning first. 348 views • 13 slides. The ...
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Look at the candle through the pipe. You can see the candle flame. If the pipe is bent, you cannot see the candle flame. This shows that light travels along a straight line. 2) Reflection of light :-When light falls on a mirror, the direction of light changes. This change in the direction of light by a mirror is called reflection of light.
Light and Reflection. Light. Characteristics of Light. Not all light is visible to the human eye. What your eyes recognize as “white” light is actually light that can be separated into six elementary colors of the visible spectrum: red, orange, yellow, green, blue, and violet. 544 views • 39 slides
