Tom walks 40 m south, and then turns west and walks 65 m.

Truck traveling west on the highway experiences an acceleration to the east. what could be the cause of this acceleration

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.

Individuals who live below the poverty line get seriously ill more often than those who do not what could be the hidden variable in this situation?