A) located along the coast. B) found only in the Pacific Ocean. C) found in all of Earth's ocean's. D) long deep-ocean trenches.
A) convection currents. B) earthquakes. C) Earth's magnetic field. D) conduction.
A) transform boundary. B) convergent boundary. C) rift valley. D) divergent boundary.
A) primary waves B) Surface waves C) secondary waves D) Q waves
A) p waves. B) surface waves C) s waves D) rift valley.
A) It is dormant. B) It is probably ready to erupt. C) It is extinct. D) It is a good source of energy.
A) The Mercalli scale rating. B) The location of the epicenter. C) The location of the focus. D) The vibrations caused by seismic waves.
A) mantle, core, crust, inner core B) crust, outer core, mantle, inner core C) crust, mantle, outer core, inner core D) outer core, mantle, inner core , crust
A) volcanic ash. B) magma. C) fire. D) rock.
A) divergent boundary. B) transform boundary. C) rift valley. D) convergent boundary.
A) continental drift. B) convention. C) subduction. D) conduction.
A) along the edges of the coast. B) along the edge of the continents. C) along mid-ocean ridges. D) at the north and south poles.
A) surface waves. B) p waves. C) q waves. D) s waves.
A) valleys. B) trenches. C) rifts. D) mountains.
A) sea-floor spreading B) subduction. C) boundary. D) plate tectonics.
A) they don't know what an earthquake is. B) there are too many faults to monitor. C) they have too much data. D) they can't be sure of when or where the stress will be released along the fault.
A) name of a continent. B) the name of the supercontinent that is believed to have existed millions of years ago. C) the name of a scientist. D) the name of an ancient fossil.
A) a layer of cooled rock. B) empty. C) layer of hot magma. D) a dense ball of iron and nickel. |