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Light travels fastest - PowerPoint PPT Presentation

Announcements 10/24/12

Announcements 10/24/12

Announcements 10/24/12. Prayer Slinkies: Please turn-in & cross out your name Lab 6 due tonight Exam 2 starts tomorrow, goes through Tuesday evening My office hours today: only to 2:30 pm. Foxtrot. From warmup. Extra time on? (Nothing in particular) Other comments?

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284 views • 22 slides
Announcements 10/24/12

Announcements 10/24/12

Announcements 10/24/12. Prayer Slinkies: Please turn-in & cross out your name Lab 6 due tonight Exam 2 starts tomorrow, goes through Tuesday evening My office hours today: only to 2:30 pm. Foxtrot. From warmup. Extra time on? (Nothing in particular) Other comments?

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226 views • 22 slides
Light

Light

Light. Visible Light. Wavelengths range from 400 nm to 700 nm Longest wavelength = red Shortest wavelength = violet 1 nm = 1 x 10 -9 m. Speed of Light. Light does not require a medium The speed of light depends on the medium The more dense the material, the slower the light

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215 views • 21 slides
Waves

Waves

Waves. S8P4 Overview. S8P4a. Identify the characteristics of electromagnetic and mechanical waves. Electromagnetic Waves- can travel through a medium or through a vacuum (empty space). Examples: light, radio waves, infrared, microwaves

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560 views • 9 slides
Reflection and Refraction

Reflection and Refraction

Reflection and Refraction. Reflection. Two laws of reflection Angle of incidence = angle of reflection The angle of incidence, angle of reflection and normal all lie in the same plane. Refraction. Light travels more slowly in glass, perspex etc than in air or in a vacuum

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328 views • 7 slides

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