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