you use it by going on the internet like safari, youtube, myspace, facebook, twitter, google and other apps that need internet. you get wifi in settings and then wifi..........no wrong answer
Yes and No. If you have an active data package then you could use that or your personal wifi.
In order to use Google Earth you need to download the application. There are versions of Google earth for all sorts of mobile devices available for download.
Yes. and Yes ...
The free version of Google Earth does not need a license key. A license key is required for Google Earth Pro. You can download Google Earth Pro and request a free 7-day trial license after which you need to pay an annual fee to continue to use it.
No. But if you don't have a data plan, you need wifi to activate your Google account, get access to the Android Market, and to download apps.
Yes you do need wifi
Yes, you need wifi to FaceTime.
You need Wifi to do anything on YouTube.
Yes you need WiFi
No
You only need WiFi if you are downloading new books. Books already downloaded do not need wifi