<span>the outer ear is used to collect sound waves.
</span>
The particles are locked in space. they are compactly arranged.
<span> 8 Characteristics of Life
1. Reproduction
2. Cells
3. Genetic Material
4. Evolution/Adaptation
5. Metabolism
6. Homeostasis
7. Response to Stimuli
8. Growth/Development</span>
It is Convergent evolution
You see first the light wave because light travels faster than sound. Hope this helps
