How are piaget and erikson's theories different? a) both study different aspects of human development. b) each has a different number of stages in his theories. c) each has different ideas on how people progress through stages. d) all of the above

answer; (d) spontaneous processes are characterized by the overall conversion of order to disorder;

waves moving from a fast medium to a slow medium will experience a reflection as light travels more slowly than red light. total internal reflection occurs when the critical angle is.