'Shorter wavelength' presentation slideshows

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Introduction to Nondestructive Testing

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Sound Waves and Pressure

Sound Waves and Pressure. Investigation One. Sounds. Sounds are generated when any solid, liquid, or gas vibrates Vibrations occur when the particles or molecules of matter move repeatedly back and forth Can be fast or slow depending on the object. Vibrations.

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Waves

Waves. S8P4. Students will explore the wave nature of sound and electromagnetic radiation. a. Identify the characteristics of electromagnetic and mechanical waves. . What are waves?. Waves carry energy Rhythmic disturbances that carry energy without carrying matter are called waves.

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Unit 4, Chapter 13

Unit 4, Chapter 13. Integrated Science. Unit Four: Sound and Waves. Chapter 13 Sound and Music. 13.1 Sound 13.2 Properties of Sound 13.3 Music. Chapter 13 Learning Goals. Learn how we hear sound. Learn how your brain interprets sound to understand words and music.

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23.2 Refraction

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Light Waves

Light Waves. The Electromagnetic Spectrum. What is Light?. A difficult question, thousands of years in understanding. Very difficult to study, since it cannot be caught, and it is very difficult to measure. What is Light?.

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Observational Astronomy

Observational Astronomy. Direct imaging Photometry Kitchin pp. 187-217, 276-309. Astronomical Imaging. Deep. or Specific goal: As many objects as possible (e.g. clusters, star-forming regions)

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Phys101 Lectures 32, 33 Sound, Decibels, Doppler Effect

Phys101 Lectures 32, 33 Sound, Decibels, Doppler Effect . Key points: Intensity of Sound: Decibels Doppler Effect Ref: 12-1,2,7. Characteristics of Sound. Sound can travel through any kind of matter , but not through a vacuum . .

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Astronomy Day 5

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Radiant Exchange Heat Transfer at the Speed of Light (3 x 10 10 cm/sec) No medium required - can occur

Radiant Exchange Heat Transfer at the Speed of Light (3 x 10 10 cm/sec) No medium required - can occur in vacuum Not dependent on air temperature Net transfer - Stefan-Boltzmann Law

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Sources for first article summary Choose one energy/climate related article from either:

Sources for first article summary Choose one energy/climate related article from either:. Sept. 2006 Scientific American or July 2008 Physics Today. http://www.libraries.iub.edu/index.php?pageId=92 (Swain library website). Swain Hall West- 2 nd Floor. Swain Hall Library.

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Rotation Rate of Mercury

Rotation Rate of Mercury. Lab 9. Mercury. Closest planet to Sun, ~ 0.4 AU Very small, even Ganymede is larger Very eccentric orbit ~0.308 - 0.467 AU Sidereal rotational period = 58.7 days (rotation is the length of time for an object to spin once on its axis )

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The Electromagnetic Spectrum

The Electromagnetic Spectrum. The Electromagnetic Spectrum. The EM spectrum is the ENTIRE range of EM waves in order of increasing frequency and decreasing wavelength.

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Simple Scope

Simple Scope. In a simple microscope the light passes through only a single lens. Advantage: Less optical distortion, simpler to build. Disadvantage: Less magnification. Compound Scope. Compound Scope: More than one lens Advantage = Potential for greater magnification.

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Plasmonic Nanolithography

Plasmonic Nanolithography. EE235 Nanofabrication Jie Yao April 16, 2007. W. Srituravanich, et al, Nano. Lett. 4, 1085 (2004). 2 um. Z. Liu, et al, Nano. Lett. 5, 957, (2005). Light. Surface Plasmons. Higher resolution lithography. Plasmonic Lithography. Plasmonic Nanolithography.

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Sound waves are longitudinal waves Loudness is connected to the amplitude

Sound waves are longitudinal waves Loudness is connected to the amplitude Larger amplitude means louder sound Pitch is connected to frequency and wavelength Higher pitch means Higher frequency Shorter wavelength Graph air pressure vs. position to represent a sound wave. wavelength.

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The Doppler Effect

The Doppler Effect. The perceived change in wavelength of a wave that is produced by a source that is moving away or toward a source . In Astronomy , the Doppler effect is used to:. Determine whether a star or other body in space is moving away or toward Earth.

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Light and Sound in the Ocean

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