Power play

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Across
  1. 2. what is the square of two
  2. 4. what is the cube of three
  3. 6. A number raised to the power zero always equals this
  4. 7. two to the power of five
  5. 8. When powers are multiplied with the same base the exponents are
Down
  1. 1. When powers are divided with the same base, the exponents are
  2. 3. what is the cube of two
  3. 5. A negative exponent means taking the ______ of the base