click below
click below
Normal Size Small Size show me how
Plate Boundaries
plates
Question | Answer |
---|---|
The surface of the Earth is called the: | Crust |
Convection currents occur in the: | Asthenosphere |
What are the two different types of crust? | Oceanic and Continental |
Which type of crust is more dense? | Oceanic |
The outermost rigid layer if Earth that includes the crust and the upper mantle is called the: | Lithosphere |
The hypothesis that states that the continents once formed a single landmass then broke apart is called the: | Continental Drift |
The name of the scientist who came up with the hypothesis of the Continental Drift was ______________________. | Alfred Wegener |
Underwater mountain chain where seafloor spreading occurs is called ____________________. | Mid-Ocean Ridges |
What type of plate boundary creates mid-ocean ridges and seafloor spreading? | Divergent boundary |
At which plate boundary do the two tectonic plates move AWAY from each other? | Divergent boundary |
At which plate boundary do the two tectonic plates move TOWARDS each other? | Convergent boundary |
AT which plate boundary do the two tectonic plates SLIDE side-by-side? | Transform boundary |