Across
- 1. the planet we live on
- 4. a plane that flies.
- 11. a solid geometric figure whose two end faces are similar, equal, and parallel rectilinear figures, and whose sides are parallelograms.
- 12. biggest body of water on earth.
- 13. device that hangs on wall and tells time
- 14. distances from one wave to another.
- 15. star that provides light and life to earth.
- 16. the layer of gases surrounding Earth or another celestial body, composed primarily of nitrogen and oxygen
- 18. the emission of energy as electromagnetic waves or as moving subatomic particles, especially high-energy particles which cause ionization.
Down
- 2. arch of colors formed in the sky
- 3. the number of repetitive motions that occur in a given time.
- 5. an image seen in a mirror or shiny surface.
- 6. the height of a wave crest/depth of trough as measured from the waves rest position.
- 7. the decrees in volume caused by force.
- 8. place where the wave reaches as deep as it can.
- 9. where the wave braces.
- 10. the visual perception of different wavelengths of light, ranging from red (lowest frequency) to violet (highest frequency) within the electromagnetic spectrum.
- 14. created by repetitive splashing or fast winds.
- 17. the measurement of the frequency of a wave.
- 19. fathered animal that hangs out on water.