Across
- 6. Fear of clowns
- 8. fifth planet from the Sun
- 9. A material or object that produces a magnetic field
- 11. Propagating dynamic disturbance of one or more quantities
- 12. A movement in which a person turns head over heels and finishes on their feet.
Down
- 1. A mixture in which very small particles of one substance are distributed evenly throughout another substance
- 2. Solid form of carbon
- 3. an enormous cloud of dust and gas occupying the space between stars
- 4. atomic number 37
- 5. The three thin layers of tissue that cover and protect the brain and spinal cord
- 6. cosmic snowballs of frozen gases, rock, and dust that orbit the Sun
- 7. an extremely luminous active galactic nucleus.
- 10. a large fish that has sharp teeth and a pointed fin on its back