I do not know either, but am very interested in the answer if one exists. I'm just writing to let you know you are not the only one who experiences this. Mine only stay for a second or two when they strike - kind of a severe tweak. I have some neck issues; whiplash and a backward curvature. The best explaination I've heard was my Chiropractor scratching his head and guessing that it could be nerve related, but he didn't know.
Asteroids strike the surface of the Earth randomly. There is no place on the earth that is a preferred location for asteroid strikes.
It reflects randomly, termed by physics "irregular reflection" or "diffused reflection."
They were dangerous.
If a hammer strikes a nail, the movement energy will be converted into heat energy. Or most of it, at any rate.
hunger strikes
organized strikes and helps educate workers.
organized strikes and helps educate workers.
she organized strikes and helps educate workers
it was involved in a number of violent strikes
she organized strikes and helps educate workers
Kwame Nkrumah
Debs's conviction reinforced federal authority to halt strikes