Spelling week 8

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Across
  1. 5. arrange according to a plan or schedule
  2. 6. an instrument for converting sound waves into electrical energy variations which may then be amplified, transmitted, or recorded
  3. 8. so small as to be visible only with a microscope
  4. 9. the study of places and the relationships between people and their environments
  5. 10. a Chinese geometrical puzzle consisting of a square cut into seven pieces which can be arranged to make various other shapes
  6. 12. relating to geometry, or according to its methods or characterized by or decorated with regular lines and shapes "a geometric pattern"
  7. 14. a large natural elevation of the earth's surface rising abruptly from the surrounding level; a large steep hill
  8. 17. a quantity of food or drink that fills or can be put in the mouth or a long or complicated word or phrase that is difficult to say
  9. 18. an electromagnetic wave with a wavelength in the range 0.001–0.3 m, shorter than that of a normal radio wave but longer than those of infrared radiation
  10. 19. admitting of or causing doubt; uncertain; ambiguous
  11. 20. a line which marks the limits of an area; a dividing line
Down
  1. 1. simplified drawing showing the appearance, structure, or workings of something
  2. 2. the science which deals with the physical structure and substance of the earth, their history, and the processes which act on them
  3. 3. a scientist who studies microscopic life forms and processes
  4. 4. a scientist who studies the solid, liquid, and gaseous matter that constitutes the Earth and other terrestrial planets, as well as the processes that shape them
  5. 7. a metric unit of weight equal to 1000 grams
  6. 11. a body of people elected to manage the affairs of a city, county, or other municipal district
  7. 13. is the past tense and past participle of rewind
  8. 15. get off a horse, bicycle, or anything that one is riding
  9. 16. an ornamental structure in a pool or lake from which one or more jets of water are pumped into the air