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