Across
- 2. delicate, easily broken
- 4. huge, massive
- 8. African mammal with long neck
- 9. easily spread
- 10. room for games, exercise, and gymnastics
Down
- 1. systems with millions of stars, dust, gas, held together by gravity
- 3. study of inherited characteristics
- 5. the elected head of a state
- 6. beautiful, splendid
- 7. one who studies the science of living things
- 10. estimated