Respuesta :
Answer:
These vibrations create areas of more and less densely packed particles. So sound needs a medium to travel, such as air, water—or even solids.
Sound waves travel faster in denser substances because neighboring particles will more easily bump into one another.
Answer:
The sound of the waves and the birds make me feel relaxed and calm, while the horns on the other boats make me feel more stressed due to the loud noises.
Explanation:
Hope this helps!