Visible light is the small part within the electromagnetic spectrum that human eyes are sensitive to and can detect. Visible light waves consist of different wavelengths.
22,000 miles of track were laid in the North during the Civil War
Answer:Democracy means rule by the people. There are several guiding principles that act as the foundation of a democracy, such as rule of law, protected rights and freedoms, free and fair elections, and accountability and transparency of government officials.
Explanation:
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C. Citizens and their government agree to enter a social contract.
