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