Across
- 3. Narwhals make whistle and _________ sounds.
- 5. In a few years, humans could travel to the _______.
- 6. SpaceX and NASA launched the Crew _______ spacecraft.
- 8. A person who travels into space.
- 10. Trump plans to send ________ into the streets.
Down
- 1. Donald Trump is ________ of the United States.
- 2. Another word for "sonar," used by bats and dolphins.
- 4. A group of native tribes living in the Artic.
- 7. This animal is known as the "unicorn of the sea"
- 9. The ancient Greek goddess of hunting and nature.