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) convection currents. B) Earth's magnetic field. C) earthquakes. D) conduction.
A) transform boundary. B) convergent boundary. C) divergent boundary. D) rift valley.
A) Q waves B) secondary waves C) Surface waves D) primary waves
A) s waves B) p waves. C) rift valley. D) surface waves
A) It is dormant. B) It is probably ready to erupt. C) It is extinct. D) It is a good source of energy.
A) The location of the epicenter. B) The Mercalli scale rating. C) The vibrations caused by seismic waves. D) The location of the focus.
A) outer core, mantle, inner core , crust B) crust, outer core, mantle, inner core C) crust, mantle, outer core, inner core D) mantle, core, crust, inner core
A) fire. B) magma. C) rock. D) volcanic ash.
A) rift valley. B) divergent boundary. C) convergent boundary. D) transform boundary.
A) subduction. B) convention. C) conduction. D) continental drift.
A) at the north and south poles. B) along mid-ocean ridges. C) along the edge of the continents. D) along the edges of the coast.
A) s waves. B) p waves. C) surface waves. D) q waves.
A) mountains. B) valleys. C) trenches. D) rifts.
A) boundary. B) sea-floor spreading C) subduction. D) plate tectonics.
A) there are too many faults to monitor. 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) 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) name of a continent. C) the name of an ancient fossil. D) the name of a scientist.
A) a dense ball of iron and nickel. B) a layer of cooled rock. C) empty. D) layer of hot magma. |