What phenomenon is responsible for the spectacular light displays near the Earth's poles called the Aurora Borealis and Aurora Australis?

Quiz Options

• Solar flares interacting with the magnetosphere
• Comets passing through the atmosphere
• Volcanic eruptions
• Sub-atomic particles from the Sun colliding with atmospheric gases

Explanation

Auroras are caused by charged particles from the Sun, primarily electrons and protons, colliding with atoms in the Earth's upper atmosphere.