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Internal Structure
| Question | Answer |
|---|---|
| lithosphere | |
| asthenosphere | |
| magnetic field | |
| Hydrosphere | |
| Magnetosphere | |
| Atmosphere | |
| dynamo effect | |
| continental drift hypothesis | |
| subduction zone | |
| lamproites | |
| transform plate boundaries | |
| divergent plate boundaries | |
| divergent plate boundaries | |
| conduction | |
| convection | |
| radiation | |
| plasma | |
| Geomagnetic reversals | |
| Coriolis effect | |
| ophiolite | |
| Global warming | |
| plate tectonics | |
| Doppler Effect | an increase (or decrease) in the frequency of sound, light, or other waves as the source and observer move toward (or away from) each other. The effect causes the sudden change in pitch noticeable in a passing siren, as well as the redshift seen by astron |
| Greenhouse Effect | the trapping of the sun's warmth in a planet's lower atmosphere due to the greater transparency of the atmosphere to visible radiation from the sun than to infrared radiation emitted from the planet's surface. |
| Mantle | the region of the earth's interior between the crust and the core, believed to consist of hot, dense silicate rocks (mainly peridotite). |
| seismograph | an instrument that measures and records details of earthquakes, such as force and duration |
| sea-floor spreading | the formation of new areas of oceanic crust, which occurs through the upwelling of magma at midocean ridges and its subsequent outward movement on either side |
| seismic waves | an elastic wave in the earth produced by an earthquake or other means. |
| xenolith | a piece of rock within an igneous rock that is not derived from the original magma but has been introduced from elsewhere, especially the surrounding country rock. |