Science Vocabulary

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Across
  1. 2. clear lens in front of the eye that allows for the passage of light into the eye.
  2. 3. transmits electrical signals from the retina to the brain
  3. 4. distance from any point on one wave to a corresponding point on the next wave.
  4. 6. The part of a longitudinal wave where the particles are closer to each other
  5. 8. black hole where light enters the eye.
  6. 10. transmits electrical signals from the retina to the brain allows us to see objects near and far
  7. 11. a wave that moves at right angles or perpendicular to the direction that it travels
  8. 14. The vibrations in the ground that result from movement along breaks in Earth's lithosphere.
Down
  1. 1. a wave in which the disturbance (vibration) is in the same direction as that in which the wave is traveling
  2. 5. distance from the resting point to the crest or trough.
  3. 7. a wave produced by an earthquake
  4. 9. contains the photoreceptors which convert light waves into electrical signals
  5. 12. part in a longitudinal wave where the particles are spread apart
  6. 13. the number of complete waves that pass a point in a certain amount of time.