Divergent Plate Boundaries
(a) As the _______ began to crack, a _____ formed beneath the continent, and molten ________ from the ________ began to rise.
(b) As the _____continued to ______, the two new continents were separated by a growing_______. Volcanoes and earthquakes occur along the ____________, which is the _______. The East African Rift Valley currently resembles this stage.
- (a) lithosphere, rift, basalt, asthenosphere
- (b) rift, open, ocean basin, active rift area, mid-ocean ridge,