Earth's Climate

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Across
  1. 4. A cylinder of ice drilled from glaciers that helps scientists study past climates
  2. 6. Short-term conditions in the atmosphere that can change daily
  3. 7. A large, slow-moving mass of ice formed over many years
  4. 8. A long period of colder temperatures and large ice sheets
  5. 9. Material that settles at the bottom of lakes or oceans over time
  6. 14. A warm time in Earth’s history with little or no polar ice
  7. 16. Tiny organisms found in sediment that provide clues about past environments
  8. 17. The layer of gases surrounding Earth
Down
  1. 1. Ice formed from compacted snow over many years
  2. 2. The average weather conditions in an area over a long period of time
  3. 3. A gas in Earth’s atmosphere often linked to changes in temperature
  4. 5. Long-term changes in Earth’s average temperature and weather patterns
  5. 10. Information used to support a scientific claim or explanation
  6. 11. Historical writings, art, or records that provide evidence about past climate
  7. 12. Growth layers in trees that record changes in climate over time
  8. 13. Preserved remains or traces of ancient organisms
  9. 15. Tiny plant particles that can reveal what plants lived in an area long ago