Kelsi's best friend tells her she does not want to be her friend anymore because she likes jessica better. although kelsi is sad, she tells herself that she has many other friends to play with and she spends the evening listening to her favorite songs. kelsi is using problem-centered coping

As our current atmosphere formed, the concentrations of various atmospheric gases fluctuated. match each gas with the explanation that best describes how its proportion changed during the evolution of the atmosphere.

How can changes in technology or consumer demand make it difficult for people to get jobs? by changing the number or kind of jobs available by making it possible for some people to work fewer hours by making it difficult for people to buy what they want by creating a demand for things that are not available

What makes water a renewable source