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: Concepts
Explanation:
It is a mental grouping of similar things, events, and people that is used to remember and understand what things are, what they mean, and what categories or groups they belong to. For example, if I say to you, "think of a car," the concept, "car" will evoke some ideas in your head about what a car is and what types of characteristics it contains
A tariff is a tax or duty to be paid on a particular class of imports or exports. Does this help?
Answer:
Eastern Europe
Eastern Europe is everything east of Germany, Austria, and Italy. These regional labels are used more for identification than for regional analysis