Dr. William Beebe tests submarine made by Simon Lake

The transcript discusses an exploration of the ocean floor near the shore, which was only 30 feet deep and muddy. Despite these conditions, the exploration yielded a starfish and a clam, which are valuable to scientists. The speaker also mentions the limitless potential of discoveries in tropical waters and expresses satisfaction with the opinions shared.

What was the depth of the area where the speaker conducted their exploration?

• 10 feet

• 20 feet

• 30 feet

• 40 feet

What two marine creatures did the speaker find during their exploration?

• A crab and a fish

• A starfish and a clam

• A jellyfish and a seahorse

• A turtle and a coral

Why are the starfish and clam considered valuable to scientists?

• They are large in size

• They hold significant scientific value

• They are easy to find

• They are rare species

What does the speaker suggest about discoveries in tropical waters?

• They are dangerous

• They are unpredictable

• They are limited

• They have no limits

How does the speaker feel about the opinions shared?

• Confused

• Indifferent

• Annoyed

• Glad