For the data table below, what is the best estimate of the measurement uncertainty? 1 2 00 N 3 4 5 6 7 8 0.02 cm 0.08 cm 0.04 cm O 0.023 cm Circumference (cm) 31.30 31.30 31.33 31.30 31.31 31.30 31.25 31.28
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- Which of the following pairs of measured numbers have the same uncertainty or error in both numbers? (mark all correct responses) Choose all that apply. a) 3.45 x 10-3 and 5.400 x 10-2 b) 4.6 x 105 and 2.9 x 106 c) 3.305 x 107 and 7.15 x 105 d) 4.8 x 10-4 and 0.34501 e) 45,700 and 4.9 x 1042 8 Perform the following calculations: (6.02 × 10²3) × (7.1 × 103) = 4.2742 ×1027 (8.46 × 10-4) × (2.23 x 103) = 1.88 65 8×100 3.6 × 107/2.2 × 104 = 1.63 x 10" 9 Perform the following conversions: 27.03 cm X 3.3 × 10⁰ g X 83 mph X 3.33 × 10-³ mL X 75 μm x 4°C X 12 miles x 2.9 g X 11.7 mg x 3.62 × 10-³ L X 36 gallons X 100 yards X 77°F X 15 nm X -16°C X 29 µg X 30 = = = || = || = || = = Exploring Biology in the Laboratory 04 6.4 × 106/4.2 × 10-³ = 1,52 7.2 × 108 + 3.3 × 107 = 7.53×108 9.4 × 106 - 4.6 × 10³ = 8.94×106 nm kg km/h gallons mm °F mm pounds kg mL Ligns 3 °C m °F ounces 29x119 1590 00000 on sii byg مواد ola 3 omen 3 bab 8 a obim A MThe uncertainty in the measurement 1500 m is A) ± 1000 m B) ± 100 m C) ± 10 m D) ± 1 m
- Part II. Significant Figures The significant figures in a number are all figures that are obtained from the measuring process and exclude those zeros that are included solely for the purpose of locating the decimal point. This definition will be clarified with a number of examples. Number 123 12.3 2016 2.016 2.016 X 10³ 2.01 X 10¹ 2.0 X 10³ 2 X 10³ 10³ 410 410. 4.1 X 10² 4.10 X 10² 41.0 .00159 1.59 X 10 3 0.2 Significant Figures CommentsPllleeaasseeee sollvee thiss questionSuppose your speedometer has an uncertainty of 4.5 km/h at a speed of 92 km/h. If the speedometer has the same percent uncertainty when it reads 55 km/h, what is the highest speed, in kilometers per hour, that you might be going? If the speedometer has the same percent uncertainty when it reads 55 km/h, what is the lowest speed, in kilometers per hour, that you might be going?
- The radius of a sphere is known to be r = 6.27 ± 0.06 cm. The volume of a sphere is given by (4/3)?r3. Find the absolute uncertainty and the percent uncertainty in the volume of the sphere. absolute uncertainty cm3 percent uncertaintyWhich of the following calculations have the correct number of significant figures in the final result? 2.2 ст + 2.00 ст — 4.20 ст O 12.34 g 3.94 cm³ 3.132 cm3 V 2.0 cm - 1 cm = 1 cm V 11.32 cm x 6.31 cm x 6.762 cm = 4.83 × 10² cm³ V 10.32 cm × 6.31 cm × 6.762 cm = 4.40 × 10² cm³ V 1.0 x 10'g 0.27 cm 37 cmwhat is 185 cm in feet? 1=12 in
- A new unit of measurement for long distances is introduced by superheroes into the scientific community. Convert 8.5 starks into feet. 115 stark = 29 Kent EXACT 13 Kent = 35 feet EXACTThe sides of a small rectangular box are measured to be 1.7 ± 0.015 cm, 2.05 ± 0.035cm, and 2.7 ± 0.11 cm long. In this problem you can approximate the percent error on a product or quotient of quantities by the sum of the percent error on each quantity.Calculate its uncertainty in cm3.Express the answer in standard scientific notation with the appropriate number of significant figures. The diameter of a helium nucleus, 0.000 000 000 000 003 8 m. _____ x 10 ^___m