There is no time difference between Scotland and England.
About 6 hours
From Landewednak/Penzance area to River Tweed at Berwick (Scotland/border) is 471 miles or 7 driving hours 57 minutes.
About 7 hours
The driving distance is about 217 road miles.
The driving distance between Birmingham, England and Edinburgh, Scotland is about 291 road miles.
About 2,180 driving miles (40 hours) using the A3.
Scotland and England share a common border so you could just step into England from Scotland.
none. England and Scotland share a border.
Scotland is 5 hours ahead of Atlanta.
Generally, England has warmer temperatures than Scotland. As many parts of Scotland are on higher ground, Scotland is more prone to snow. England is further south from Scotland which is in the Northern hemisphere thus making it warmer.
From Stromness, Scotland to London, England the distance is about 700 miles. This includes a 30 mile ferry ride across the Scottish Sea. The driving time is approximately 13 and a half hours, although obviously that could vary with traffic.