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