Google Search:
How deep is the Mariana Trench?
10,930-11,000 m
35,850 - 36,070 ft
7 miles
Google Search:
How long does the the Mariana Trench stretch?
1500 miles
2550 km
Define sea-floor spreading.
When new oceanic crust is formed at mid-ocean ridges, pushing older crust away-- making the seafloor "spread and expand"
How long is the Southwest Indian Ridge?
7,700 km
4,800 miles
How deep is the Puerto Rico Trench?
27,480 ft
5.2 miles
8,376 meters
How long is the Java Trench?
~3,200 km
~2,000 mi
Where is the oldest oceanic crust found?
Furthest from ocean ridges.
How tall is the east-paciffic rise?
1800-2700 meters
5900-8900 feet
How long is the Gorda Ridge?
300 km
190 mi
How deep is the Java Trench?
7,200 - 7,450 meters
24,440 feet
4.47 miles
7.2 - 7.4 km
Google Search:
How long is the Puerto Rico Trench?
1,090 miles
1,750 km
Where is newest oceanic crust found?
Closer to the peak of oceanic ridges^^^^
How tall is the Mid-Atlantic Ridge?
2,000 meters
6,600 feet
How long is the Chile Ridge?
550-600 km
340-370 mi
How deep is the Molloy Trench?
5,550 meters
18,208 feet
How long is the Peru-Chile Trench?
5,900 km
3,666 miles
How deep is the Peru-Chile Trench?
8,065 meters
26,460 feet
How tall is the Pacific Antarctic Ridge?
1,800-2,700 meters
5,900-8,900 feet
How long is the East Pacific Ridge?
8,000-10,000 miles
How long is the Middle-America Trench?
21,880 feet
6,669 meters
How long does the Molloy Trench stretch?
965 km
~500 mi
What is the deepest ocean geographical feature?
What is the longest geographical feature in the ocean?
Deepest: Mariana Trench
Longest: Mid-Atlantic Ridge
How tall is the Gorda Ridge?
at least or about 1,000 meters
How long is the Chile Ridge?
1,000 km
620 miles