Jon- Your description of air and your definition of mixtures are good. However, we were asked why we believe that air is a mixture. In other words, we were asked for evidence. The sort of facts you cite were not discovered by reading textbooks but by doing real experiments.
Ingroup bias, sometimes known as in-group favoritism, in-groupâout-group bias or intergroup bias, refers to a pattern of favoring members of oneâs in-group over out-group members.This can be expressed in evaluation of others, allocation of resources and many other ways.ngroup bias, sometimes known as in-group favoritism, in-groupâout-group bias or intergroup bias, refers to a pattern of favoring members of oneâs in-group over out-group members.
Liberal bias. Liberal bias is partisan selection or distortion of information to support liberal policies. This bias can be expressed by professors and public school teachers, College Board exams, reporters and other journalists in mainstream media, and any other information source.