Non Metal
brittle, poor conductor for heat poor conductor of electricity, dull surface
Metal
malleable, Good Conductor for electricity, Good Conductor of heat, shiny surface
Hope This Helps :D
This is what is in psychology called cognitive complexity. Cognitive complexity allows us to imagine and construct many different scenarios and analyze certain behaviors and though are thinking processes find out what the causes for those behaviors are. This is a characteristic of how complex a persons perceptual skill is.
Answer:
Indeed, nodding has different connotation, depending on the culture
Explanation:
As the question first said, U.S. is one of those countries, along with those from South America and some from Europe that indicate either acceptance/uderstanding or respect. Nevertheless the same gesture may indicate a refusal, which is shown in countries such as Greece (Partially), Iran, and countries around Russia.