# Scientific Notation: Question Preview (ID: 10357)

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What two components are part of a scientific notation expression? |
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a) A number between 0 and 10 and by a power of 10 | b) A number between 1 and 10 and another number with an exponent | c) A number between 1 and 10 and a power of 10 | d) Any number and by a power of 10 | |

Which of the following is correctly written in scientific notation? |
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a) 12 x 10*2 | b) .12 x 10*2 | c) 1.2 x 10*2 | d) 12 x 2*2 | |

Evaluate this expression: 2.48 x 10*-3 |
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a) 2,480 | b) 248,000 | c) .000248 | d) .00248 | |

Evaluate: (3)(10*2) x (5)(10*2) |
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a) 4,500 | b) 150,000 | c) 450,000 | d) 4, 500,000 | |

When would you use scientific notation? |
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a) When dealing with very large numbers | b) When dealing with very small numbers | c) Both 1 & 2 | d) Neither 1 nor 2 | |

Which number would most likely be used to describe the distance of an object in space from Earth? |
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a) 3.5 x 10*-33 | b) 3.5 x 10*33 | c) 3.5 x 10*3 | d) 3.5 x 10*-10 | |

How would you write the number 7,891,100 in scientific notation? |
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a) 78,911 x 10*2 | b) 78 x 10*5 | c) 7 x 10*6 | d) 7.8911 x 10*6 | |

How would you write 0.0089 in scientific notation? |
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a) 8.9 x 10*3 | b) 8.9 x 10*-3 | c) 8.9 x 10*-2 | d) .89 x 10*-2 | |

How is scientific notation different from exponents? |
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a) Scientific notation uses only powers of ten. | b) Scientific notation and exponents are exactly the same. | c) Scientific notation is only used by scientists. | d) Scientific notation uses the metric system. | |

To multiply two numbers using scientific notation, you would |
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a) add the exponents on the powers of ten | b) subtract the exponents on the powers of ten | c) multiply the exponents on the powers of ten | d) divide the exponents on the powers of ten | |

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