Group-2_Auroras

What is the aurora known as in the north?

• Aurora Borealis

• Aurora Australis

• Blue Aurora

• Red Aurora

What causes an aurora?

• Volcanic Eruptions

• Solar Activity

• Earthquakes

• Tornadoes

What are solar flares?

• Explosions on the Moon

• Explosions on the Sun

• Explosions on Mars

• Explosions on Earth

Where do auroras occur?

• Thermosphere

• Mesosphere

• Exosphere

• Stratosphere

What is the most common color of auroras?

• Green

• Red

• Blue

• Yellow

What are geomagnetic storms caused by?

• Tornadoes

• Volcanic Eruptions

• Coronal Mass Ejections

• Earthquakes

What is the thermosphere known for?

• Very High Altitude

• Medium Altitude

• High Altitude

• Low Altitude

What percentage of Earth's atmosphere is nitrogen?

• 0.04%

• 0.93%

• 21%

• 78%

What causes red auroras?

• Collisions with nitrogen

• Collisions with oxygen

• Collisions with argon

• Collisions with carbon dioxide

What are auroras on other planets caused by?

• Magnetic Field

• Temperature

• Gravity

• Atmospheric Pressure