sound
What is the unit of measurement for sound intensity?
Decibel
Which physical property of sound determines its pitch?
Frequency
What type of wave is sound?
Longitudinal
Which part of the human ear helps in detecting sound vibrations?
Cochlea
What is the speed of sound in air at room temperature (approximately)?
343 m/s
Which material allows sound to travel the fastest?
Steel
What property of sound changes when the volume is increased?
Amplitude
Which phenomenon causes sound to bounce off a surface?
Reflection
What is echolocation?
A technique used by some animals to locate objects using sound waves
Which term describes the highness or lowness of a sound?
Pitch