What major european port is around 70 miles inland?

The port of Hamburg in Germany.

Explanation:

The port of Hamburg is located 110 km away from the North sea. However, its the 3rd busiest port in Europe, and the 15th worldwide. It accesses the sea through the Elbe river and its branches.

The port of Hamburg is almost as old as the city itself, and its a vital part of the German economy.

i believe so yes mindblown

radiative zone

explanation    

radiative zone is the layer of the sun which energy is transferred away from the core by radiation. although, the core is the only part of the sun that produces an appreciable amount of heat through fusion. in fact, 99% of the energy produced by the sun takes place within 24% of the sun's radius.