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) conduction. B) earthquakes. C) Earth's magnetic field. D) convection currents.
A) convergent boundary. B) divergent boundary. C) rift valley. D) transform boundary.
A) Q waves B) primary waves C) secondary waves D) Surface waves
A) surface waves B) rift valley. C) p waves. D) s waves
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) 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) volcanic ash. B) magma. C) fire. D) rock.
A) transform boundary. B) rift valley. C) divergent boundary. D) convergent boundary.
A) convention. B) subduction. C) continental drift. D) conduction.
A) along the edge of the continents. B) along mid-ocean ridges. C) along the edges of the coast. D) at the north and south poles.
A) q waves. B) s waves. C) surface waves. D) p waves.
A) mountains. B) valleys. C) trenches. D) rifts.
A) sea-floor spreading B) plate tectonics. C) subduction. D) boundary.
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 an ancient fossil. C) the name of the supercontinent that is believed to have existed millions of years ago. D) the name of a scientist.
A) empty. B) a layer of cooled rock. C) a dense ball of iron and nickel. D) layer of hot magma. |