Admin Table of Contents
What is the Challenger Deep called?
The Challenger Deep, in the southern end of the Mariana Trench (sometimes called the Marianas Trench), is the deepest spot in the ocean. Its depth is difficult to measure from the surface, but modern estimates vary by less than 1,000 feet (305 meters).
Why is the Challenger Deep so deep?
The great depth of the Challenger Deep is due to active steepening of the subducting slab along a zone of weak coupling with the overriding plate in the southern part of the Mariana Trench tearing away from the northern part (Fryer et al., 2003; Gvirtzman and Stern, 2004). …
What’s at the bottom of Challenger Deep?
Victor Vescovo journeyed 10,927 meters (35,853 feet) to the bottom of the Challenger Deep , the southern end of the Pacific Ocean’s Mariana Trench, as part of a mission to chart the world’s deepest underwater places. …
Is there a point deeper than Challenger Deep?
After all, it was only in 1997 that researchers discovered the Sirena Deep, which is also located in the Mariana Trench, which they measured at 35,210 feet, less than a thousand feet shallower than the Challenger Deep.
How did they discover the Challenger Deep?
The depths of the Mariana Trench were first plumbed in 1875 by the British ship H.M.S. Challenger as part of the first global oceanographic cruise. The Challenger scientists recorded a depth of 4,475 fathoms (about five miles, or eight kilometers) using a weighted sounding rope.
How many miles deep is the Challenger Deep?
6.788 miles
Challenger Deep plunges to 10,924 meters (35,840 feet; 6.788 miles). Challenger Deep is actually comprised of three relatively small basins, or “pools,” each between 6 to 10 kilometers (3.7 to 6.2 miles) long.
What is the earth deepest point called?
The Mariana Trench
The Mariana Trench, in the Pacific Ocean, is the deepest location on Earth. According to the Exclusive Economic Zone (EEZ), the United States has jurisdiction over the trench and its resources.
What part of the ocean is the deepest?
11,022 m
Pacific Ocean/Max depth
How deep can a human dive before being crushed?
about 35.5 km
Human bone crushes at about 11159 kg per square inch. This means we’d have to dive to about 35.5 km depth before bone crushes. This is three times as deep as the deepest point in our ocean.
What does the Challenger Deep look like?
The Challenger Deep is a relatively small slot-shaped depression in the bottom of a considerably larger crescent-shaped oceanic trench, which itself is an unusually deep feature in the ocean floor.
How cold is the Challenger Deep?
between 34 to 39 degrees Fahrenheit
You might expect the waters of the Mariana Trench to be frigid since no sunlight can reach it. And you’d be right. The water there tends to range between 34 to 39 degrees Fahrenheit.
How did the Challenger ocean get its name?
Challenger Deep got its name from the British survey ship Challenger II, which pinpointed the deep water off the Marianas Islands in 1951.
Who was the first person to explore the Challenger Deep?
On January 23, 1960, Swiss oceanographer Jaques Piccard and U.S. Navy Lieutenant Don Walsh had the unique experience of exploring a place no human in history had been before: the deepest part of the ocean, now known as Challenger Deep.
Is there water over the top of the Challenger Deep?
If you cut Mount Everest off at sea level and put it on the ocean bottom in the Challenger Deep, there would still be over a mile of water over the top of it! When you get into the ocean (or any body of water) and you start diving down from the surface, the deeper you dive the more water is over the top of you.
Which is shallower Challenger Deep or Sirena Deep?
After all, it was only in 1997 that researchers discovered the Sirena Deep, which is also located in the Mariana Trench, which they measured at 35,210 feet, less than a thousand feet shallower than the Challenger Deep.