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