JP's Crossword puzzle

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Across
  1. 6. a special ratio in which the two terms are in different units.
  2. 7. A number that has more than 0
  3. 9. The rate of change of position of an object in any direction
  4. 11. the rate of travel of an object, along with its direction
  5. 12. shows the direction or size that is absolute or relative
  6. 13. the measurement of how far away something is
  7. 14. a symbol for an unknown value in a equation
Down
  1. 1. making something bigger in quantity or size
  2. 2. a sentence with a minimum of two numbers and at least one math operation
  3. 3. a number is 1 divided by that number
  4. 4. a measurement of how hot or cold something is.
  5. 5. if 3 is a positive and -3 is negative, 3 is the _______ of -3
  6. 8. includes whole numbers and negative whole numbers
  7. 10. A number that is less than 0
  8. 13. making something smaller in quantity or size