Neurotransmission can best be described as a(n) A
physical change.

B
nuclear reaction.

C
electrochemical process.

D
electromagnetic field.

what bodys are there orbiting?

sound moves fastest in solids because the molecules are tightly packed and it allows sound to vibrate

"it built up in the atmosphere"

i think thats it, idk, i tried looking for this exact q& a for grad. and idk if i got this question right or sorry if im wrong