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:
Simply put, a representative democracy is a system of government in which all eligible citizens vote on representatives to pass laws for them. A perfect example is the U.S., where we elect a president and members of the Congress.
Explanation:
Oil and silk because the Africans would make dresses out of the silk
The communication tool that would allow a current presidential candidate to most effectively interact with the greatest number of citizens would be a frequently updated social media site with a Q&A forum. The correct answer is C.
