Pennsylvania borders Canada by water across the 51 mile frontage on Lake Erie, but Canada and Pennsylvania do not touch land borders.
Delaware, Pennsylvania, and New York.
Pennsylvania is a land locked state and the Atlantic Ocean does not border it.
Pennsylvania borders Maryland to the south.
When countries share a border it is referred to as a "common or shared" border.
True. Based on the location of the two states, Delaware and Pennsylvania, it shows that Delaware does share a border with Pennsylvania.
Pennsylvania
New Jersey, Maryland, and Pennsylvania border Delaware.
Kentucky
Yes, Southern Pennsylvania, near the Virginian border.
No it does not,
Alaska
No, it does not.