Across
- 1. a large body of ice
- 4. an action that people expect to see the future
- 5. when all the members of a species are dead
- 7. a tool for examining and exploring
- 8. change from solid to liquid
Down
- 2. a person who lived in former times
- 3. humans, apes and monkeys
- 6. a path around a space object
