level: Level 1
Questions and Answers List
level questions: Level 1
| Question | Answer |
|---|---|
| massive slab of solid rock made up of Earth's lithosphere (crust and upper mantle) | Tectonic plate |
| heat-driven cycles that occur in the air, ocean, and mantle caused by a difference in temperature | Convection currents |
| sudden and violent shaking of the ground, as a result of movements within the earth's crust or volcanic action | earthquake |
| Primary waves, are the first waves to arrive at a seismograph. | P wave |
| secondary waves, are the second waves to arrive during an earthquake | S wave |
| instruments used to record the motion of the ground during an earthquake. | Seismograph |
| Seismogram - the recording of the ground shaking at the specific location of the instrument | Seismogram - the recording of the ground shaking at the specific location of the instrument |