Across
- 2. In which epoch did the most recent ice age occur
- 5. What period did dinosaurs go extinct in
- 6. Era that is referred to as "Age of the dinosaurs"
- 7. What eon are we currently in
- 8. What period do we currently live in
Down
- 1. Era in which earth dramatically diversified in organisms
- 3. what eon accounts for 88% of Earth's history
- 4. What era do humans exist in