Question 1

For each of the measurements, determine the number of significant figures present. Specify your answers using the choices on the right.
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Accepted Answer

The answer of For each of the measurements, determine the...

Question 2

How many significant figures are found in each of the following measurements?

Accepted Answer

The answer of How many significant figures are found in...

Question 3

Round off each of the following numbers to 3 significant figures.
-397.48 ____________________

Accepted Answer

The answer of Round off each of the following numbers...

Question 4

Round off each of the following numbers to 3 significant figures.
-145,120 ____________________

Accepted Answer

The answer of Round off each of the following numbers...

Question 5

Round off each of the following numbers to 3 significant figures.
-0.00860 ____________________

Accepted Answer

The answer of Round off each of the following numbers...

Question 6

Round off each of the following numbers to 3 significant figures.
-1900 ____________________

Accepted Answer

The answer of Round off each of the following numbers...

Question 7

Round off the following numbers to 4 significant figures.
-398.845 ____________________

Accepted Answer

The answer of Round off the following numbers to 4...

Question 8

Round off the following numbers to 4 significant figures.
-245,864 ____________________

Accepted Answer

The answer of Round off the following numbers to 4...

Question 9

Round off the following numbers to 4 significant figures.
-0.00065298 ____________________

Accepted Answer

The answer of Round off the following numbers to 4...

Question 10

Round off the following numbers to 4 significant figures.
-15000 ____________________

Accepted Answer

The answer of Round off the following numbers to 4...

Question 11

For each of the calculator-completed calculations on the left, determine the correct number of significant figures that the answer should have. Give your response using the choices on the right.
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Accepted Answer

The answer of For each of the calculator-completed calculations on...

Question 12

Round off each of the following numbers to the number of significant figures indicated in parenthesis.
-652,387 (two) ____________________

Accepted Answer

The answer of Round off each of the following numbers...

Question 13

Round off each of the following numbers to the number of significant figures indicated in parenthesis.
-431.50 (three) ____________________

Accepted Answer

The answer of Round off each of the following numbers...

Question 14

Round off each of the following numbers to the number of significant figures indicated in parenthesis.
-0.003010 (two) ____________________

Accepted Answer

The answer of Round off each of the following numbers...

Question 15

Round off each of the following numbers to the number of significant figures indicated in parenthesis.
-0.45 (one) ____________________

Accepted Answer

The answer of Round off each of the following numbers...

Question 16

Perform the following mathematical operations and express the answers to the correct number of significant figures.
-74.632 + 23 − 1.01 = ____________________

Accepted Answer

The answer of Perform the following mathematical operations and express...

Question 17

Perform the following mathematical operations and express the answers to the correct number of significant figures. -[(3.9780 x 10^-2) x (1.010 x 10⁴)]/ [(3.290 x 10^-5) x (7.85 x 10²)] = ___________________

Accepted Answer

The answer of Perform the following mathematical operations and express...

Question 18

Perform the following mathematical operations and express the answers to the correct number of significant figures. -[(2.1 x 10^-4/6.89 x 10^-3)] - (1.59 x 10^-2) = ____________________

Accepted Answer

The answer of Perform the following mathematical operations and express...

Question 19

Perform the following mathematical operations and express the answers to the correct number of significant figures.
-[400 x 1719]/[56.1 x 97] = ____________________

Accepted Answer

The answer of Perform the following mathematical operations and express...

Question 20

Perform the following mathematical operations and express the answers to the correct number of significant figures. -[10^-7 x 10⁶ x 10⁴] / [10^-5 x 10⁹] = ____________________

Accepted Answer

The answer of Perform the following mathematical operations and express...

Quiz 2: Numbers From Measurements

For each of the measurements, determine the number of significant figures present. Specify your answers using the choices on the right. ‪

How many significant figures are found in each of the following measurements?

Round off each of the following numbers to 3 significant figures. -397.48 ____________________

Round off each of the following numbers to 3 significant figures. -145,120 ____________________

Round off each of the following numbers to 3 significant figures. -0.00860 ____________________

Round off each of the following numbers to 3 significant figures. -1900 ____________________

Round off the following numbers to 4 significant figures. -398.845 ____________________

Round off the following numbers to 4 significant figures. -245,864 ____________________

Round off the following numbers to 4 significant figures. -0.00065298 ____________________

Round off the following numbers to 4 significant figures. -15000 ____________________

For each of the calculator-completed calculations on the left, determine the correct number of significant figures that the answer should have. Give your response using the choices on the right. ‪

Round off each of the following numbers to the number of significant figures indicated in parenthesis. -652,387 (two) ____________________

Round off each of the following numbers to the number of significant figures indicated in parenthesis. -431.50 (three) ____________________

Round off each of the following numbers to the number of significant figures indicated in parenthesis. -0.003010 (two) ____________________

Round off each of the following numbers to the number of significant figures indicated in parenthesis. -0.45 (one) ____________________

Perform the following mathematical operations and express the answers to the correct number of significant figures. -74.632 + 23 − 1.01 = ____________________

Perform the following mathematical operations and express the answers to the correct number of significant figures. -[(3.9780 x 10-2) x (1.010 x 104)]/ [(3.290 x 10-5) x (7.85 x 102)] = ___________________

Perform the following mathematical operations and express the answers to the correct number of significant figures. -[(2.1 x 10-4/6.89 x 10-3)] - (1.59 x 10-2) = ____________________

Perform the following mathematical operations and express the answers to the correct number of significant figures. -[400 x 1719]/[56.1 x 97] = ____________________

Perform the following mathematical operations and express the answers to the correct number of significant figures. -[10-7 x 106 x 104] / [10-5 x 109] = ____________________

Perform the following mathematical operations and express the answers to the correct number of significant figures. -[(3.9780 x 10^-2) x (1.010 x 10⁴)]/ [(3.290 x 10^-5) x (7.85 x 10²)] = ___________________

Perform the following mathematical operations and express the answers to the correct number of significant figures. -[(2.1 x 10^-4/6.89 x 10^-3)] - (1.59 x 10^-2) = ____________________

Perform the following mathematical operations and express the answers to the correct number of significant figures. -[10^-7 x 10⁶ x 10⁴] / [10^-5 x 10⁹] = ____________________