Across
- 2. The lowest part of a wave
- 3. The distance light travels
- 5. The rate at which the peaks of a wave pass by a point
- 7. Cluster of stars that make up a shape/figure
- 8. Distance between adjacent waves
Down
- 1. Apparent shift of stars
- 4. How bright a star looks from earth
- 6. Power output of a star
- 7. The top of a wave