Answer:
= 2 beats per seconds
Explanation:
- From |f -f'| = modulus of the difference between the frequency given.
- Difference between the frequency will give us the number of beat per seconds.
These also shows how to get the period of the tuning forks.
Answer:
let me check the answer for you
The energy travels in a disturbance, in an ocean that disturbance is a wave, so the wave makes energy and moves it through the water
A variable is a letter so just be like
13a or something like that
Because you see yourself the opposite way in a mirror. So yes your “seeing” yourself but not how everyone else sees you.