Ethnic means related to your nationality or race. So everyone is ethnic in some way. However it is now being incorrectly used to refer to racial groups in the country, like migrants from one particular country.
The term that applies is voter turnout. It measures the proportion of eligible voters who cast a ballot in an election.
"Serbs" refers to the ethnic group primarily living in Serbia, a country located in Southeast Europe. They have a distinct culture, language (Serbian), and history that sets them apart from other ethnic groups in the region.
The term for a political system where elected leaders represent the interest of the voters is representative democracy. In this system, citizens vote for representatives who make decisions on their behalf.
The population of eligible voters is often refered to as the electorate.
A potential solution could be the implementation of a recall election system, where voters can petition to remove an official from office before their term is up. This process would require a specified number of signatures to trigger a special election allowing voters to decide the official's fate. It could help promote greater accountability and responsiveness from elected officials.
Swing Voters
they protect voters from threats and intimidation
Most American voters determind their party affiliation by regional, ethnic, religious, and local factors
What is the scientific term for a sensible explanation to a problem
The term for the scientific explanation of how things float is "buoyancy."
A voters list or list of electors is a list of names and addresses of eligible voters for an upcoming election or referendum.
The term ethnic cleansing means to rid the world completely of an entire ethnicity.
"undecided voters" is one common term for these people.
"undecided voters" is one common term for these people.
Electorate(suffrage)
A theoretical explanation is an explanation of some phenomena. The term "theory" as it is used in science is different than the one used in everyday discourse. The everyday term has more in common with a "hypothesis", a theory is just an overarching term for an explanation.
The term "Scandinavians" refers to ethnic groups such as Norwegians, Swedes and Icelanders. You can learn more about Scandinavians from the Wikipedia.