Idaho is divided in two time zones with most of the state in the Mountain time zone, and the north western tip in pacific time zone, so most of the state is two hours behind Pennsylvania, while a small portion is three hours behind.
7 hours
If you check the time zones for each (for example, the time zones can easily be found in the Wikipedia), each of them has a normal time zone of UTC minus 8 hours ("normal" meaning, when there is no daylight saving time). In other words, zero difference.
There isn't a time difference between Pennsylvania and Michigan. Both are in the EST (GMT-5) timezone and observe daylight savings.
there is about 16 hours difference between australia and Hatboro Pennsylvania
Pennsylvania is 3 hours ahead of Las Vegas.
There is never a time difference between Pennsylvania and Ohio.
There is no time difference; Maryland and Pennsylvania are in the same time zone.
There is a two hour time difference between Colorado (Mountain Time) and Pennsylvania (Eastern Time). Example: 8 AM in Colorado = 10 AM in Pennsylvania.
there is none. They are in the same time zone
Idaho is GMT -7h and the UK is GMT+0. Therefore it is always 7hours earlier in Idaho then it is in the UK
7 hours
If you check the time zones for each (for example, the time zones can easily be found in the Wikipedia), each of them has a normal time zone of UTC minus 8 hours ("normal" meaning, when there is no daylight saving time). In other words, zero difference.
there is about 16 hours difference between australia and Hatboro Pennsylvania
There isn't a time difference between Pennsylvania and Michigan. Both are in the EST (GMT-5) timezone and observe daylight savings.
Pennsylvania is 3 hours ahead of Las Vegas.
Pennsylvania is three hours ahead of Vancouver. It would be 3:00 in Pennsylvania when it's 12:00 in Vancouver.
Anchorage, Alaska is 4 hours behind Pennsylvania during Daylight Saving Time, and 3 hours behind Pennsylvania when Daylight Saving Time is not in effect.