Exploring the Ocean's Depths

David Gallo and Bill Lange explore the ocean's mysteries, highlighting its vastness, biodiversity, and unexplored regions. They discuss unique deep-sea creatures, the mid-ocean ridge, and hydrothermal vents, emphasizing the resilience and evolution of life. The talk concludes with a reflection on Earth's natural rhythms and the importance of conservation.

What percentage of the planet is covered by oceans?

• 60%

• 80%

• 50%

• 75%

Which creature is known to be the longest in the ocean?

• Great White Shark

• Giant Squid

• Jelly

• Blue Whale

What is the average depth of the mid-ocean ridge?

• Half a mile

• Two miles

• One mile

• One and a half miles

What is the primary energy source for life forms around hydrothermal vents?

• Photosynthesis

• Chemosynthesis

• Geothermal energy

• Sunlight

What is the temperature range of water coming out of hydrothermal vents?

• 100-200°F

• 300-400°F

• 500-600°F

• 600-700°F

What is the main component of the white material found at hydrothermal vents?

• Sulfur

• Silicon

• Bacteria

• Calcium

How do shrimp find hydrothermal vents?

• By smell

• By IR signature

• By light

• By sound

What is the significance of the 'ribbon of life' mentioned in the video?

• It is a new exploration technology

• It is a type of seaweed

• It refers to the mid-ocean ridge

• It is a new species of jellyfish

What is the main challenge in preserving ocean ecosystems?

• Natural cycles and rhythms

• Climate change

• Overfishing

• Pollution

What is the main message about Earth's natural cycles?

• They are unpredictable

• They are rhythmic and cyclical

• They are static

• They are chaotic