Chapter 1

1. (p.16 prob. 2) Write out the following numbers in full with a decimal point and correct number of zeros: (a) 8.69 x 10⁴, (b) 7.1 x 10³, (c) 6.6 x 10^-1, 9d) 8.76 x 10², and (e) 8.62 x 10^-5.

2. (p.16 prob. 3) Write the following numbers in powers of ten notation: (a) 1,156,000, (b) 218, (c) 0.0068, (d) 27.635,, (e) 0.21, and (f) 22.

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3. (p.16 prob. 5) What is the percent uncertainty in the measurement?

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4. (p.16 prob. 6) What approximately, is the percent uncertainty for the measurement 1.67?

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5. (p.17 prob.8) Multiply 2.079 x 10²m by 0.072 x 10^-1, taking into account significant figures.

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6. (p.17 prob. 9) Add 7.2 x 10³s + 8.3 x 10⁴s + 0.09 x 10⁶s.

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7. (p.17 prob.10) What is the area, and its approximate uncertainty, of a circle of radius 2.8 x 10⁴cm?

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8. (p.17 prob.11) What is the percent uncertainty in the volume of a spherical beach ball whose radius is r = 3.86 + 0.08m?

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9. (p.17 prob.12)  Express the following using the prefixes of Table 1-4: (a) 10⁶volts, (b) 10^-6meters, (c) 5 x 10³days, (d) 8 x 10²bucks, and (e) 8 x 10^-9pieces.

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10. (p.17 prob.18) Express the following sum with the correct number of significant figures:

           1.00m + 142.5cm + 1.24 x 10⁵mm.

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11. (p.17 prob.23) Estimate the order of magnitude (power of ten) of: (a) 7800, (b) 9,630 x 10², (c) 0.00076, and (d) 150 x 10⁸.

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