Lecture8%20Radiation-slides

Lecture8%20Radiation-slides - Today Radiation Our...

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Today Radiation Our experience with radiation How we see shapes and colour How we feel radiation Thermal radiation Stefan’s law and Wien’s law.
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Heat Transfer Mechanisms Conduction: Heat transfer due to atoms in contact or collisions in gases and liquids. Convection: Heat transfer by macroscopic motion of fluids. Radiation: Transport of energy by an electromagnetic wave. Let's explore what that means.
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Question Which of these does not belong? A. Microwave B. X-rays C. Gamma rays D. Sound wave E. Light Why not?
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Our Senses and Radiation Seeing Light Feeling radiated heat Worksheet 6, Parts 1 and 2. Part 1F: The filter itself has yellow colour. What colour would you see reflected from the filter? A. Yellow B. Blue and Red C. Blue and Green D. Red and Green E. Black
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Interaction with Matter What happens when radiation hits an object? Transmission (visible light through glass: radiation does not lose much energy) Absorption (visible light hitting a thick black
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Lecture8%20Radiation-slides - Today Radiation Our...

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