if the plates are being pushed together, there can't be a crack.... but there is a fault that could be the answer to your question
i think its sea-floor spreading..
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Seismologists call them "fault lines". Most earthquakes happen along fault lines.
That is a fault line.
crakes betwenn the plates
Faults.
fault
Faults
a
crack
Tectonic plates
tectonic plate
tectonic plates
That would be the lithosphere. This is broken into sections known as lithospheric (or tectonic) plates.
Tectonic plates
Large pieces of the lithosphere are called tectonic plates.
Tectonic plates
Tectonic platea.
tectonic plates
These are known as tectonic plates.
tectonic plate
tectonic plates
Lithosphere
They are called tectonic plates.
That would be the lithosphere. This is broken into sections known as lithospheric (or tectonic) plates.
Tectonic plates
The large sections of the lithosphere that float on the asthenosphere are called tectonic plates