ROCKS & SOILS - GLOSSARY

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Across
  1. 2. Rock that has been changed by heat and pressure (11 letters)
  2. 4. Solid rock layer beneath the soil(7 letters)
  3. 6. Scientist who studies rocks and the Earth's crust (9 letters)
  4. 7. Decomposed organic matter in soil (5 letters)
Down
  1. 1. Scientist who studies fossils (15 letters)
  2. 3. Rock formed from cooled and solidified lava or magma (7 letters)
  3. 5. Process by which rocks are broken down into smaller pieces (9 letters)
  4. 8. Tiny particles of rock or mineral carried by wind, water, or ice (9 letters)