True or False
1. Echo refers to a sound which is reflected off a surface.
2. Reflection has a different characteristic with refraction.
3 Reverberation helps bats, whales and dolphins locate their prey.
4 Reflection is the turning back of sound or sound waves as it meets a barrier.
5. Reflection used to map the sea floor and locate the depth of the ocean.
6. Refraction provides explanation why concert is done at night and not in evening.
7 Sound waves have its own unique properties.
8. Doppler effect represents the change in the frequency and pitch of sound due to the movement of either
the source or the listener.
9. Reverberation refers to the multiple echoes in a certain place.
10. Echo is an example of a refracted sound wave
Nimitrino​