Which phenomenon is characterized by a colorful display of lights in the southern hemisphere?

• A. Aurora Borealis
• B. Aurora Australis
• C. Solar Flare
• D. Rainbow Spectrum

Answer: (B)

The colorful display of lights in the southern hemisphere is known as the Aurora Australis. This phenomenon occurs when charged particles from the sun collide with gases in the Earth’s atmosphere, resulting in spectacular light shows typically seen in polar regions. The particles interact with atmospheric elements, predominantly oxygen and nitrogen, causing them to emit light in various colors, such as green, pink, and red, which create the vibrant displays.

Aurora Borealis, while similarly breathtaking and caused by the same mechanism, specifically refers to the northern lights observed in the northern hemisphere. Solar flares, on the other hand, are intense bursts of radiation from the sun’s surface and do not create the visual displays seen in the auroras. Lastly, a rainbow spectrum is produced by the refraction, reflection, and dispersion of light in water droplets, resulting in a different phenomenon unrelated to the auroras.