Answer:
Electromagnetic waves are created by a charged particle that generates an electric field. The electric field creates a magnetic field. As the charged particle moves the electric field and magnetic field keep changing, which causes the wave to move.
Explanation:
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Answer:
A market economy is an economic system in which economic decisions and the pricing of goods and services are guided by the interactions of a country's individual citizens and businesses
Explanation:
<span>In American politics, a "single-issue interest group" means an organization that is (or claims to be) devoted exclusively to advocating one particular position on one particular policy issue. An "organization" might be a non-profit or a non-governmental organization (NGO), or a labor union, or a trade association, or a concerned citizens' group. Single-issue groups usually claim to be non-partisan (i.e., they support initiatives regardless of whether Democrats or Republicans advance them).
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