Across
- 2. not permitting the passage of fluids
- 3. black or brownish organic solid primarily made of carbon
- 4. layer of rock that was the origin of a valuable material
- 5. used by homes
- 6. bladed, wheel like device that converts kinetic energy into mechanical energy
- 10. amount of heat energy released by the combustion of one unit mass of that fuel
- 12. device for converting mechanical energy into electrical energy.
- 14. any of a vast family of compounds containing carbon and hydrogen
- 16. source or place of residence of some valuable material
- 19. derived from living organisms
- 21. increase in water or air temp that disturbs the ecology of the area
- 23. full of pores
- 28. able to live and grow in the absence of air or free oxygen.
- 30. creating fractures in oil and gas rock using a mixture of sand, water, and chemicals
Down
- 1. material of any nature that covers a deposit of useful materials or ores that are to be mined
- 3. path an electric current follows
- 4. solid mass of salt. Oil and gas gets tra
- 7. techniques for converting gravitational energy of water to electrical energy
- 8. electrical device that is used to step up or step down voltage
- 9. stratigraphic trap
- 11. region in space in which a magnet or compass needle will experience a force
- 13. unrefined petroleum. Petroleum as it is taken from the ground.
- 15. mining done on the surface of the earth.
- 17. making goods as distinguished from agriculture and exchanges of good and services
- 18. oily, flammable liquid that may vary from almost colorless to black and occurs in many places on Earth. Complex mixture of hydrocarbons.
- 20. open to passage or penetration by fluids
- 22. gas mixture that is trapped within the Earth. Made of mostly methane and ethane
- 24. layers of rock
- 25. involved in the interchange of goods, wares, productions, or property of any kind.
- 26. i.e. coal, oil, natural gas
- 27. upward fold of sedimentary rocks
- 29. mixture of plant fragments formed from decayed vegetation in swamps