UIL Science / Technology

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Across
  1. 1. The determination of position using radio waves.
  2. 4. An instrument that displays images for very brief periods.
  3. 7. The broad uplift or subsidence of a landmass.
  4. 8. A variety of garnet gemstone.
  5. 10. Producing the desired effect.
  6. 12. An instrument or device used for calibration.
  7. 13. A chemical species that donates an electron pair.
  8. 14. The scientific study of the moon.
  9. 15. A type of cloud characterized by white or gray patches.
Down
  1. 2. Extremely small; immeasurably tiny.
  2. 3. An instrument for measuring the curvature of spherical surfaces.
  3. 5. Zones of charged particles trapped by Earth's magnetic field.
  4. 6. A generator of electric current; a forceful, energetic person.
  5. 7. The use of sound waves to locate objects, as by bats.
  6. 9. An instrument for measuring humidity.
  7. 11. A chemical element.