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