Guide. An electroencephalogram (EEG) is a test that measures and records the electrical activity of your brain. Special sensors (electrodes) are attached to your head and hooked by wires to a computer.
The South Korea flag was officially adopted on October 15, 1949. The three black unbroken bars (upper left) symbolize heaven, the trigram (lower left) symbolizes fire, the trigram (upper right) symbolizes water, while the three broken bars (lower right) symbolize earth. The white field represents the traditional color of the Korean people.
Flag Meaning: The black is for the people; the white exemplifies peace, harmony, brightness, and hope; red stands for the blood spilled for freedom; the green represents Islam, blue represents the Nile River; and the star symbolizes the unity of the states of South Sudan.