Question

Mid-ocean ridges are underwater mountainous regions formed by the separation of ___________.
Responses

A tsunamistsunamis

B tectonic platestectonic plates

C continental dividescontinental divides

D subatomic particlessubatomic

Answer 1

B — tectonic plates. Mid-ocean ridges form at divergent plate boundaries where tectonic plates move apart and magma rises to create new oceanic crust.