Answer:
Scenario 1 is the correct answer.
Explanation:
The sound of the drumstick hitting the metal bar will get to me in a shorter amount of time in Scenario 1 . The sound wave will travel faster in the metal bar than through the air because the speed of sound waves in solid is faster than it is in gases.
Answer:
it increases
Explanation:
maybe for example we have 5pets then you multiple them by two u get 10
It must have a medium. It must travel in empty space. Mechanical waves are waves which needs medium of propogation.
<span>Your flexibility decreases. But if you exercise or stretch a few times a week you can slow down the process </span>
