Auroras Underfoot Quiz

What unique experience do astronauts on the ISS have with auroras?

• They can fly into the auroras.

• They can stop auroras from forming.

• They can create auroras.

• They can see auroras from a distance.

What causes the auroras to form around Earth's poles?

• Lunar activity

• Solar wind and coronal mass ejections

• Earth's rotation

• Ocean currents

What colors are typically seen in auroras, and what causes these colors?

• Red and blue, caused by water vapor

• Green and yellow, caused by carbon dioxide

• Red, green, and purple, caused by quantum transitions in oxygen and nitrogen

• Blue and white, caused by ice crystals

What does Don Pettit find disorienting while observing from the ISS?

• The speed of the ISS

• The silence of space

• The meteors burning up below

• The auroras underfoot

What is expected to happen with solar activity in the near future?

• It will remain the same.

• It will decrease significantly.

• It will increase, leading to more auroras.

• It will stop completely.