'Sound intensity' diaporamas de présentation

Sound

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Chapter 5

Chapter 5. Sensation and Reality. Table of Contents. Exit. General Properties of Sensory Systems . Sensation: Information arriving from sense organs (eye, ear, etc.) Perception: Mental process of organizing sensations into meaningful patterns

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Chapter 16 Waves and Sound

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Mechanical Waves and Sound

Chapter 17. Mechanical Waves and Sound. Chapter 17.1 Mechanical Waves. A. What are Mechanical Waves?. 2. What is a medium? It is the material through which a wave travels. Mechanical waves require matter to travel through. What is a Mechanical Wave?

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Sound

Sound. Production of Sound Waves. Sound waves are Longitudinal Longitudinal means that the particles in the medium vibrate how compared to the wave motion?. Parallel Perpendicular Circular . Compression/Rarefaction. Characteristics of Sound Waves.

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INTRODUCING SOUND WAVES

INTRODUCING SOUND WAVES. Kristela Milan III - Galileo. SOUND.

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EE599-020 Audio Signals and Systems

EE599-020 Audio Signals and Systems. Psychoacoustics (Pitch) Kevin D. Donohue Electrical and Computer Engineering University of Kentucky. Pitch.

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Liquid hand soap automatic dispensing docking system with alarm

Liquid hand soap automatic dispensing docking system with alarm. Group 32 Jung Il Yoo , Stanley Kim, Ho Chan Joo ECE 445 Senior Design May 2, 2011. Introduction. No need to refill the soap. No need of cleaning. Can easily replace liquid hand soap. Controls amount of soap.

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PSYC 330: Perception

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Sound

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Sound

Sound. How is sound formed? How does sound travel? Speed of Sound? Echo Sound Intensity, Frequency, and pitch The Doppler Effect. How is sound formed?. Sound - Form of energy that travels in waves and can be perceived by the ear Formed through vibrations

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Have you ever been outside when an ambulance is passing by?

Have you ever been outside when an ambulance is passing by? Does the pitch of the ambulance sound higher as it approaches you and lower as it moves away? Why? http://www.phschool.com/atschool/conceptual_physics/active_art/doppler_effect/index.html.

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PHY238Y Lecture 13

PHY238Y Lecture 13. The Doppler Effect References: Halliday, Resnick, Walker: Fundamentals of Physics, 6 th ed., Wiley 2003, Chapter 18 (18.8) Hallett et al.: Physics for the life sciences, 4 th ed., 2003, Ch.2 (2.7) Some of the pictures were taken from Hyper Physics:

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The owl Ecology and behavior Solitary hunters.

The owl Ecology and behavior Solitary hunters. Will prey on anything within the appropriate size range (including small cats and dogs). Hunt along a route. Typically will have a set of perches where they will sit, watch and listen then pounce. Hunts at dusk midnight & dawn. Barn owl.

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Sound

Sound. Making Sound. All the objects listed make sounds. Write down which ones you think involve vibrations in producing sound. guitar strings drum dripping faucet barking dog piano radio speaker car engine singer popped balloon hammer flute snapped fingers

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Ch. 13

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Razan yousef Al-Ali Section: B Course No: 3143

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EXAMPLE 4

Evaluate. 8. 8. 8. using common logarithms and natural. logarithms. log. log. log. 3. 3. 3. log 8. 0.9031. 1.893. =. 0.4771. log 3. ln 8. 2.0794. 1.893. =. 1.0986. ln 3. EXAMPLE 4. Use the change-of-base formula. SOLUTION. Using common logarithms:.

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Beats

Beats. Acoustical Beat. Periodic change in sound intensity caused by interference between two nearly identical sound waves They occur when the frequency of the 2 waves is nearly identical You hear beats as a change in loudness, from soft to loud.

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ICP

ICP. 4/15/13 Wrapping up sound. Warmup. Label each component of this transverse wave. Agenda. Finish sound worksheet. Make a musical instrument. Homework page 551 (1-6). P551 (1-6). Identify two factors that affect the speed of sound.

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