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level: Level 1

Questions and Answers List

level questions: Level 1

QuestionAnswer
Tectonic PlatesA massive slab of solid rock made up of Earth's lithosphere (crust and upper mantle)
Convection Currentsheat-driven cycles that occur in the air, ocean, and mantle caused by a difference in temperature.
EarthquakesIs a sudden and violent shaking of the ground, as a result of movements within the earth's crust or volcanic action.
P Waves.Primary waves, are the first waves to arrive at a seismograph.
S wavesecondary waves, are the second waves to arrive during an earthquake
Seismographinstruments used to record the motion of the ground during an earthquake.
SeismogramThe recording of the ground shaking at the specific location of the instrument.