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 |