Transform Boundary: the boundary between tectonic plates that are sliding past each other horizontally
Example: North America's Queen Charlotte Fault
Example: North America's Queen Charlotte Fault
Mid- Oceanic ridge: any of several seismically active submarine mountain ranges that extend through the Atlantic, Indian, and South Pacific oceans; each is hypothesized to be the locus of seafloor spreading.
Example: Mid Atlantic Ridge, Central Indian Ridge, Pacific Antarctic Ridge.
Example: Mid Atlantic Ridge, Central Indian Ridge, Pacific Antarctic Ridge.