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