Of course! They are both the same, Some people start off acoustic before they go into electric.. I personally think its a load of crap because they both do the exact same thing!
its just that the...
No, but it's best to play acoustic then move onto electric, because if you learn electric first, then transition to acoustic your fingers will be used to electric guitar strings and won't be tough...
Literally: playing a guitar with a hollow body that has no need to be plugged into an amplifier to be audibly loud. Figuratively: Busking. Blues. Soul. Beards. Hippies. John Lennon. Or:Gay singing....