Earth Science: Chapter 1
Across
- 1. the color of the powder left by a mineral when it is rubbed against a hard, rough surface.
- 6. is the belief that energy and matter are all that exist and that undirected natural processes formed the universe.
- 9. the ability of a mineral to glow and change color under ultraviolet light.
- 10. a rock with distinct bands of minerals that have been heated and squeezed into parallel layers.
- 11. is the belief that the universe was created purposefully by a supernatural being.
- 15. a type of sedimentary rock formed from living matter that has died and been compressed.
Down
- 2. is an imaginary line around the earth that divides earth into north and south hemispheres.
- 3. sedimentary rock formed from the evaporation of solution.
- 4. a rock without distinct layers or bands.
- 5. is an imaginary line that divides earth into east and west hemispheres.
- 7. the light and dark layers of sediments deposited in a yearly cycle.
- 8. the way a minerals' surface reflects light.
- 12. a mineral's tendency to break along irregular lines.
- 13. a mineral's tendency to split along sets of parallel, flat surfaces.
- 14. lines drawn in circles that represent the elevation of land.