The Mystery of the Aurora

What are scientists studying the Aurora for?

• To understand the Earth's atmosphere

• To study the interactions between the Moon and Earth

• To better understand the Earth's magnetosphere and the interactions between the Sun and our planet

• To explore the possibility of life on Mars

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What is the Aurora?

• A natural light display in the Earth's sky

• A man-made light display

• A type of cloud formation

• A type of bird

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Why do the intensity and frequency of the Aurora vary?

• Due to changes in Earth's magnetic field

• Because of the rotation of the Earth

• Dependent on solar activity

• Influenced by the Moon's phases

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Where is the Aurora most frequently visible?

• Equator

• Tropics

• Arctic and Antarctic

• Desert

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What causes the Aurora phenomenon?

• Collision of energetic charged particles with atoms in the high-altitude atmosphere

• Global warming

• Volcanic eruptions

• Tectonic plate movements

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