• Hearing
• When do we hear a sound?
• The oscillations
• The period of oscillations
• The frequency of oscillations
• The graphic representation of the oscillations
• Why we hear sounds
• Acoustic waves
• How acoustic waves are transformed into sounds
• The ear: a receiver of acoustic waves
• The ear-brain system
• The limits of audibility
• The sensitivity of the hearing system
• How to reinforce auditory sensitivity
• The distinctive characters of the sounds
• Stereophony
• The reflection of acoustic waves
• Interference of acoustic waves
• The beats
• The sonometer
• Resonance
• Stringed musical instruments
• Musical instruments working with air
• Take care of the hearing system
OPTIKA reserves the right to make corrections, modifications, enhancement, improvements and other changes to its products in any time without notice.
B8GRA
Sound
Thanks to this storage system, it will be possible to store all the components, after use, in an orderly and correct manner.
The special pre-formed drawers guarantee high resistance to shocks and atmospheric agents, ensuring that the instruments contained are optimally protected.
27 feasible experiments
Related Literature:
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