Deepest Part of the Ocean
divergent boundary
A plate boundary where two plates move away from each other.
transform boundary
A plate boundary where two plates move past each other in opposite directions
convergent boundary
A plate boundary where two plates move toward each other.
The Challenger Deep
deepest known point in the sea
Mariana Island Arc
Formations from the volcanic activity in the Mariana Trench
Sonar mapping
Ships bounce sound waves off the ocean floor. The time between sending the sound and receiving its echo is used to calculate the depth of the ocean at that point.
Location of Mariana Trench
arc shaped trench located under Japan, above New Guinea, and to the right of the Philippines
Mariana Trench
deepest part of the ocean