Across
- 2. The study of laws that affect the stars
- 6. Bright and glowing
- 10. Give support, cheer for
- 11. Showing love for one’s country
- 15. Missing
- 17. Science that studies how traits are passed down
- 18. Way of using sound to detect objects
- 20. Piece of writing
- 23. Trouble
Down
- 1. Earth getting hotter and hotter every year
- 3. Public disagreement
- 4. Energy created from atomic reactions
- 5. Drama with music
- 7. High frequency sounds used to see inside bodies
- 8. Molecule that carries genetic information
- 9. Machines you can ride
- 12. Vehicle that takes people to the hospital
- 13. Speed
- 14. Giant ocean wave
- 16. Part that spins and generates energy
- 19. Terrible event in which many people die
- 20. Vegetables or fruit grown to be eaten
- 21. When a nuclear reactor overheats
- 22. Any living thing