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Question | Answer |
1. Convert to S.N.: 0.0045834 mm | 4.5 X 10-3 |
2. Convert to S.N.: 438,904 s | 4.38904 X 102 |
3. Convert to long form: 7.6352 X 10-3 kg | .007 |
4. Convert to long form: 3.402 X 103 g | 3,402 |
5. If you move the decimal place to the left to convert a number to scientific notation, will the power of 10 be positive or negative? | positive |
6. How does scientific notation differ from ordinary notation? | scientific notation makes writing small/large numbers easier |
7. Convert 5.70 g to mg | 5700 mg |
8. Convert 783 g to kg | .783 |
9. When dividing numbers in scientific notation, what must you do with the exponents? | subtract |
10. (6.23 X 106) + (5.34 X 106) | 11.57 |
11. (3.57 X 104) - (1.43 X 103) | 3.427 |
12. (4.8 X 105) X (2.0 X 103) | 9.6 X 108 |
13. (8.42 X 108)/(4.21 X 103) | 2 X 105 |
14. Why is the SI system used in Science? | makes communication easier |
15. When subtracting or adding 2 numbers in scientific notation, why do the exponents need to be the same? | correct place values |
16. (6.48 X 10-3)-(2.81 X 10-3) | 3.67 X 10-3 |