What is situational crime prevention’s greatest criticism? may occur when a criminal changes the location of crime because the location no longer provides opportunities for crime.

Does work output exceed work input when a machine is used? a) yes, it does, as machines create energy. b) it depends on the type of machine used. c) no, it doesn’t, as machines are inefficient. d) no, it doesn’t, as machines cannot create energy.

Most short-period comets do not have randomly oriented orbits because

Glass has a hardness that is in the middle of the hardness scale. what is the hardness of glass?