The eastern coast of South America is a passive margin, rather than a plate boundary.
Subduction. A subduction trench.
There are two structures that would be found at a passive continental margin. These structures are continental shelves and continental slopes.
On an active continental margin, you would be likely to find an active ocean trench. This structure would generally not occur at a passive continental margin.
An active continental margin may have a trench.
Continental margin
Subduction. A subduction trench.
Passive continental margin.
There are two structures that would be found at a passive continental margin. These structures are continental shelves and continental slopes.
On an active continental margin, you would be likely to find an active ocean trench. This structure would generally not occur at a passive continental margin.
Subduction. A subduction trench.
On an active continental margin, you would be likely to find an active ocean trench. This structure would generally not occur at a passive continental margin.
A continental rise.
passive continental margin
An active continental margin may have a trench.
Continental margin
no
Continental Margin