Chapter 3 – Earth Structure
Chapter 3 – Earth Structure. 2. 3. Density is a key concept for understanding ... through solid, liquid and gas, oscillate in the direction ... ➢Earth's outer layer is the Crust: cool, rigid, thin surface .... subduction zones – where old oceanic lithosphere descends .... Plate Tectonics – 7-8 major plates, 3 types of plate boundaries. 8.
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Planet Earth - Jones & Bartlett Learning
Earth's atmosphere is a thin shell of gas surrounding the planet. ... The continents have three major components: (a) ancient shields, (b) stable ... Earth's crust. 7. ..... major climactic zones of our planet are clearly delineated. .... internal movement also has deformed Earth's solid outer layers, creating ...... lithospheric plates.
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geophysical constraints on the evolution of mars - Berkeley
structure and allow estimates of present crust thickness and thickness variations. ... mantle convection and early plate tectonics on Mars although the latter ... gether with the mass of the planet is the most important geophysical piece of data ... We begin this review by summarizing observational constraints on Mars evolu-.
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International Lunar Network Final Report - Solar System Exploration
The ILN SDT advocates exploring lateral heterogeneity in the lunar crust and ... of science priorities across the solar system, including the Earth's moon. In ... 3. Emplace a geophysical network to include, at a minimum, seismic and .... Notional view of lunar interior showing the thin crust, mantle and possible inner and outer.
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