Answer:
The Tenth Amendment helps to define the concept of federalism, the relationship between Federal and state governments. As Federal activity has increased, so too has the problem of reconciling state and national interests as they apply to the Federal powers to tax, to police, and to regulations such as wage and hour laws, disclosure of personal information in recordkeeping systems, and laws related to strip-mining.
How is the concept of civilization a useful construct, and how is it not? It is useful when comparing to civilizations to each other. It is not useful when comparing a civilization and an uncivilized social order. ... Civilizations have a food surplus, city, is specialization of labor, and a social government form.
Explanation:
The scientists identified possible reactions between the propellants and chemicals known to be in the atmosphere.