this device is called the Oscilloscope.
my favorite is classical such as Beethoven's lacrimosa. because it is calming ans sweet.
Rock and Roll
I Hope this Helps!
Answer:
The sun rises in Midgard, the dew fresh
It rises to a normal day
Asgards golden gleam shines through
the nine realms
Thor awakes, the storm rises
Loki also, and the games begin
Odin watches all from his perch
on the throne
It may seem normal
But today might be ragnarok
Explanation:
