REFLECTION OF SOUND
After reading this section you will be able to do the following:
- Observe the experiment below and explain why the wave reacts differently depending on what surface it hits.
- Discuss how echoes are made.
The Multi-Material Room
- The Speed of Sound in Air
- The Speed of Sound in Other Materials
- Temperature and Speed of Sound
- The Human Ear
- The Components of Sound
- Frequency and Pitch
- The Doppler Effect
- Sound and Wave Interference
- Refraction of Sound
- Reflection of Sound
- Ultrasound and Ultrasonic Testing
- Angle Beam Testing
- Immersion Ultrasonic Testing
- What happens when a sound wave hits a concave shaped surface?
- Is the sound reflected back to the source from a concave shaped surface more or less than that reflected from a flat surface?
- What happens when a sound wave hits the porous surface?
- What happens when a sound wave hits an irregular surface?