SOUND WAVES
Published on Nov 18, 2015
sound waves
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PRESENTATION OUTLINE
SOUND WAVES
Maia, Kalon, Odin, Alivia, Kayla
QUestion 1
What is a sound wave?
Answer
- A sound wave is a wave of compression and rarefaction by which sound is
- propagated in an elastic medium such as air.
qUESTION 2
How do our ears absorb soundwaves?
Answer
- Our ears are naturally designed to collect, focus, and transmit sounds
- through a tiny and efficient conveyance system called the auditory pathway.
qUESTION 3
How does an echo work?
aNSWER
- Echos are reflected sound.
- This means that sound bounces off solid matter.
- Sound reflected back to its source is an echo.
Question 4
Why doesn't sound travel in a vacuum?
Answer
- There are no atoms to vibrate to carry the sound waves.
- It needs a medium to travel through.
question 5
What is it that determines the pitch of a note?
Answer
- The pitch is determined by the sounds frequency.
Question 6
If a sound increases, which wave characteristic is it likely increasing?
Answer
- Amplitude is the only characteristic increasing.
