SCIENTIFIC NOTATION

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SCIENTIFIC NOTATION
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OBJECTIVE

• Y0U WILL LEARN TO EXPRESS NUMBERS IN SCIENTIFIC
  NOTATION.

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SCIENTIFIC NOTATION WHAT IS IT????

• It is the product of a number that is at least
  one but less than 10 and a power of ten.
• 3.72 x 1099

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Procedure

• MOVE THE DEMICAL POINT TO THE FIRST NONZERO
  DIGIT, USE THE REST OF THE DIGITS EXCEPT A STRING
  OF ZEROS. THIS IS THE FIRST FACTOR.

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WHEN AM I EVER GOING TO USE THIS???

• You can use SCIENTIFIC NOTATION TO EXPRESS THE
  DISTANCE BETWEEN PLANETS.

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• THE SECOND FACTOR IS A POWER OF 10. COUNT THE
  NUMBER OF PLACES YOU MOVED THE DECIMAL POINT.
  THIS IS THE EXPONENT FOR THE 10.
• FORMAT __ .__ __ x 10- EXPONENT

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PRACTICEWRITE EACH NUMBER IN SCIENTIFIC NOTATION

• 7,500
• 84,500
• 40,700
• 495,000,000
• 7,900,000
• 602,400,000
• 8 BILLION

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ANSWERS

• 1. 7.5 x 103
• 2. 8.45 X 104
• 3. 4.07 X 104
• 4. 4.95 X 108
• 5. 7.9 X 106
• 6. 6.024 X 108
• 7. 8 X 109

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• Write each decimal in Scientific Notation.
• 0.05
• .000688
• 0.4402
• .000000007
• .0000104

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Answers

• 5 x 10-3
• 6.88 x 10-4
• 4.402 x 10-1
• 7 x 10-9
• 1.04 x 10-5

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you're on your way!