Hidden Secrets of earth

12345678910111213
Across
  1. 4. teacher at a college
  2. 6. paper cloth
  3. 8. makes something look bigger
  4. 11. scooped out area between two mountains
  5. 12. surprised
  6. 13. to move quickly
Down
  1. 1. lays eggs and has scaly skin
  2. 2. remains of dead plants and animals
  3. 3. 150 to 180 million years ago
  4. 5. object that holds down paper
  5. 7. to move smoothly over something
  6. 9. laugh quietly
  7. 10. looked