True or false
1)since the u. s imports about 4 billion barrels of crude every year, at best, the arctic national wildlife refuge could provide us with nearly 100 years worth of oil.
2)coal has no advantage over other energy sources except that it is very cheap.
3)nuclear fission can be described as a chain reaction.
4)the way that nuclear waste is categorized is different in various countries.
5)as a result of hydroelectric power, people and important landmarks have been displaced.
6)ocean waves are powerful and constant, two attributes that make wave power efficient enough to be used to generate electricity.