Practice problems for significant figures. Please read each instrument to their limits.
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Determine the number of significant figures in each of the following.
Significant figures worksheet key. 41 8 41 x 1014 9 71 x 1012 8 51 e 14 42 5 11 x 1023 4 2 x 1021 5 1 e 23 43 8 2 x 1030 4 560 x 1023 8 2 e 30 44 6 023 x 10 23 2 1 x 10 20 2 9 e 20 express the product and the quotients of the following to the. Adhering to three important rules helps in identifying and counting the number of significant digits in whole numbers and decimals. If the decimal is.
E 1 02 x 10 4. Period practice worksheet for significant figures name identify the sums or differences of the following to the correct number of significant figures. Indicate how many significant figures there are in each of the following measured values.
When a zero is used merely to indicate the position of the decimal that zero is not significant. 498 97 g 9 g 498 97 g 5 sigfigs. When a zero falls between nonzero digits that zero is significant.
When a zero falls after the decimal point and after a significant figure that zero is significant. 12 test tubes 0 0049 g 150 cm 150. Include units and correct number of sigfigs.
Some of the worksheets for this concept are significant figures work practice with reading measuring devices work part 1 work scientific notationsignificant figures date pd unit 1 work 2 significant figures significant figures name reading instruments with significant figures work chem 115. All nonzero figures are significant. Round the following to the three significant figures a 0 0019481.
Give the number of significant figures in each of the following. In either instance both answers have 5 significant figures so on the answer key it is written as. Significant figures worksheets significant figures or sig figs worksheets are arguably an important practice resource for high school students in accounting for the uncertainty in measurement.
E 1 0481 x 103. Significant figures worksheet key 1. Cm 2 re write the quantity 827 000 000 000 000 picoseconds to show.
Significant figures worksheet i determine the number of significant figures in each of the following. Determine the answer for each of the following. Reading instruments with significant figures worksheet name.
Find the first non zero on the left then count all digits to the. Use a calculator to answer. A 10 0005 g 6 b 0 003423 mm 4 c 2900 100 ft 2 d 8 9 x 105 l 2 e the number of minutes 60 that make up an hour infinite 2.
Unit 1 2 significant figures key answer displaying top 8 worksheets found for this concept. Every digit in scientific notation is significant. 246 32 5 sig figs 107 854 6 sig figs 100 3 4 sig figs 0 678 3 sig figs 1 008 4 sig figs 0 00340 3 sig figs 14 600 5 sig figs 0 0001 1 sig fig 700000 1 sig fig 350 670 6 sig figs.
If the decimal is. Worksheet scientific notation significant figures answers 3 1. Find the first non zero on the right then count all digits to the.
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