If you are after technical answers, especially if they are beyond the scope of the syllabus, Joe Wolfe a lecturer from UNSW has a board for high school students, where he will go into technical detail.
Eg. Why the Universe is considered a inertial frame.
Why the Meissner Effect is not Lenz's law
http://www.phys.unsw.edu.au/bbs/viewforum.php?f=13
Eg. Why the Universe is considered a inertial frame.
Why the Meissner Effect is not Lenz's law
http://www.phys.unsw.edu.au/bbs/viewforum.php?f=13