Prepare a set of rules and regulations required for your classroom

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.

In the years after world war ii, which of the following caused many people from asian and african countries to migrate to europe? a. the end of the soviet union b. new economic opportunities after colonialism ended c. the religious freedom found in europe d. new laws allowing greater numbers of immigrants into european countries

Which of the following best illustrates the importance of addressing the three questions of economics? people’s desires and needs are always changing. businesses need to use limited resources wisely. traditional methods of production are outdated. businesses need to limit production.