Physics Review QuestionUnit:
WavesYear:
1997 Question#:
3Question:
The length of a high school physics classroom is probably closest to:(1
) 10^{-2} m(2
) 10^{-1}m(3
) 10^{1} m(4
) 10^{4} mWhat is this question really asking?
Explanation by: Mike M [ Return to question menu
]Answer 1
10 ^{-2} mINCORRECT It is incorrect because 10 ^{-2} m would be .01 meters which is 1 cm, and that is too short for a classroom.
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Answer 2
10 ^{-1} m INCORRECT This is incorrect because 10 ^{-1} m would be .1 m, or 10 cm, and that is too short for a classroom.
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Answer 3
10 ^{1} mCORRECT This is the correct answer because 10 ^{1} m is 10 meters and that is about right for a classroom.
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Answer 4
10 ^{4} mINCORRECT This is incorrect because 10 ^{4} m is 10,000 meters long and that is 10 km long, and that is way too long for a classroom
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What's this question really asking?
The question is asking if I really know and understand the format of scientific notation and the approximate length of 1m. return to top |

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