220VAC 50Hz
Yes, Norway both sell and buy electrical power based on need and price.
Wood is popular because there is an abundance of woodland in Norway, which is easy to get to and cut down.
Neither. Norway were neutral during World War 1.
Hydro
Yes
none
Currency in Norway is the Norwgian Krone. (Crown)
Norway gets over 90 % of it's energy from hydroelectric power. Norway is a country with a lot of mountains and 40 % of the land area lies 600 metres or more above the sea level. Because of the mountains with plateaus and the climate, Norway is a country with perfect conditions for hydroelectric power.
Mostly hydro electric power
well, I am Norwegian, but i have never heard about Norway Maple, sorry.
Krone
In Norway, the standard plugs used are Type C and Type F. These plugs can be found in most electrical stores, hardware stores, and online retailers in Norway.