Using Sound
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Using Sound. By: Angelica Percy Dillon Lewis. Acoustics. Echoing effect produced by reflection of sounds Called reverberation Acoustics: the study of sound Soft porous materials reduce reverberation. Echolocation. Process of locating objects by emitting sound
Using Sound
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Presentation Transcript
Using Sound By: Angelica Percy Dillon Lewis
Acoustics • Echoing effect produced by reflection of sounds • Called reverberation • Acoustics: the study of sound • Soft porous materials reduce reverberation
Echolocation • Process of locating objects by emitting sound • And interpreting the reflected sound waves
Sonar • System of reflection to find underwater objects • Pulse is emitted downward in ocean • The sound wave hits something • Sound wave travels back to boat • Hydrophone picks up signal
Ultrasound in Medicine • High frequency sound waves can be used in medicine • Can be used to detect • Pregnancy • Types of heart disease • Cancer
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