Powers of ten

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Across
  1. 2. The main number that is multiplied by itself in a power.
  2. 4. The number that equals any base raised to the power of zero.
  3. 7. Another word for moving or jumping the decimal point.
  4. 9. The small number that tells you how many times to multiply the base.
Down
  1. 1. The digit you must add if you run out of places when moving the decimal point.
  2. 3. The point or dot used to separate whole numbers from parts.
  3. 5. The result of raising a base to an exponent.
  4. 6. The direction you move the decimal point when you divide.
  5. 8. The number that equals ten to the power of one.