Question 1

True or false: All life on Krakatoa was completely wiped out and never returned.

Accepted Answer

False. Life gradually returned within decades, starting with spiders and plants, and the island now hosts a diverse ecosystem.

Question 2

True or false: Krakatoa’s eruption was the largest volcanic explosion in recorded history.

Accepted Answer

False. The 1815 Tambora eruption was far larger, ejecting over 10 times more material than Krakatoa.

Question 3

True or false: The eruption turned the sky green for weeks due to sulfur dioxide in the atmosphere.

Accepted Answer

False. It caused red and orange sunsets, not green skies; green skies are more often linked to severe storms.

Question 4

True or false: The eruption caused a global temperature drop of about 1.2°C for five years.

Accepted Answer

True. Sulfuric ash and aerosols blocked sunlight, leading to vivid sunsets and cooler weather worldwide.

Question 5

True or false: Krakatoa’s eruption created a new island, Anak Krakatau, which emerged in 1927.

Accepted Answer

True. Anak Krakatau, or 'Child of Krakatoa,' rose from the caldera decades later and is still active today.

Question 6

True or false: The eruption killed over 36,000 people, mostly from lava flows.

Accepted Answer

False. Most deaths were from tsunamis, not lava; the waves reached 40 meters high and devastated coastal villages.

Question 7

True or false: The explosion was so powerful it was felt on continents like Europe and North America.

Accepted Answer

True. While the sound wasn't heard there, the atmospheric pressure wave circled the Earth seven times.

Question 8

True or false: The 1883 Krakatoa eruption was heard over 3,000 miles away on Rodrigues Island.

Accepted Answer

True. The sound was one of the loudest ever recorded, traveling across the Indian Ocean to a island near Mauritius.

1883 Krakatoa eruption Trivia Questions