Answer:
transverse waves, longitudinal waves, and surface waves.
Answer:
Electric field in the membrane is given as

Explanation:
As we know that electric field in a region is related to its potential difference given by the formula

here we know that


so we have


Answer:
Will it's gonna take around 6s because between the s to hit the top and bottom you divide.
Answer:
Liquid
Explanation: It can't be gas because gases are all around us and we can still see light. For solids it can't even move through a solid. Ex: If you're in a solid dome made of rock you can't get any light through. Let me know if I'm right!