1st Semester Extra Credit

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Across
  1. 2. any object that makes work easier
  2. 6. smallest piece of an element
  3. 8. occurs when earth’s crust suddenly shifts and releases energy
  4. 12. coil of wire with a core attached to an electric core
  5. 13. dropping of sediment in a new location
  6. 14. any material that has the ability to attract iron
  7. 15. loose material on earth’s surface
  8. 17. used to measure the concentration of acids and bases (no space)
  9. 19. resistance to change in motion
  10. 20. another name for earthquake waves
  11. 22. nuclear energy relies on this element
  12. 24. rock formed from hardened lava or magma
  13. 25. substance that contains only one kind of atom
  14. 26. hot spring that periodically blows steam and hot water into the air
Down
  1. 1. rocks that form when layers of weathered rock, minerals, and organisms harden
  2. 3. formed when cracks in earth’s surface allows magma and gases to come to the surface
  3. 4. formed when the remains of plants and animals are buried quickly (no space)
  4. 5. solid substance found naturally in earth’s crust
  5. 7. the theory of plate _________ is the idea that earth’s crust is made up of moving plates
  6. 9. resources that can be easily replaced
  7. 10. when weathered material is moved from one location to another
  8. 11. rocks that form by heat and pressure deep inside the earth
  9. 16. number system used to program computers
  10. 18. the study of matter
  11. 21. allows electricity to flow easily
  12. 23. process of breaking down rocks