Across
- 3. core
- 4. a theory explaining the structure of the earth's crust and many associated phenomena as resulting from the interaction
- 6. make a marked change in the form, nature, or appearance of.
- 8. the planet on which we live;
- 9. sudden violent shaking of the ground, .
Down
- 1. a mountain or hill,fragments, hot vapour, and gas are or have been erupted from the earth's crust.
- 2. “Crust” describes the outermost shell of a terrestrial planet
- 5. mantle is a layer inside a planetary body bounded below by a core and above by a crust.
- 7. core arth's outer core is a fluid layer about 2,400 km thick and composed of mostly iron and nickel