Yes, the Nook Color has built in WiFi
Yes, it does.
Yes, the nook WiFi and the nook Color
Yes
The Nook Color has 8GB internal memory, and the Nook WiFi has 2GB internal memory.
It has no airplane mode. Just turn off wifi.
The Nook (or NOOK) is an ereader under the Barnes and Nobles label using Android opensource. The original Nook has either 3g (through ATT) or Wifi. Current models include the Color, Simple Touch, and the Wifi-only tablet.
The best Nook reader can probably be purchased at Barnes & Noble. This is their signature e-reader. There are at least three types of Nook readers: The Nook Simple Touch Reader, Nook 3G 1st Edition, and the Nook Color Wifi eBook EReader.
yes!
Go to wifi, find your home wifi and type in the password if needed.
No, it only has slow WiFi.
nope the nook is much smaller than the nook color! dah!
My nook color... I've never had a nook color so your question is moot.