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