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11 Cards in this Set
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 Back
Which zeros automatically count as significant?

Between two nonzero digits


How many significant digits in 36.00 m?

4  the final zeros count because they are after the decimal AND after a nonzero digit.


Why bother with significant digits?

Significant digits tell you how well the values used in a calculation were measured.


The more decimal places a measurement is the more ... it is.

Precise


The formula for percent error is...

OA/A * 100


The A in the percent error formula stands for the

accepted value


The O in the percent error formula stands for the ...

observed or measured value


In physics, we hope for less than ... % error in the lab.

10%


13.0050 has how many sig digs?

6  the zeros between 3 and 5 count because they are between nonzeros. The last zero counts ecause it is after a decimal AND ALSO after a nonzero.


99.01 + 1 = ?

100.
99.01 goes to the hundreths place but 1 only goes to the ones place. Since you are adding, your answer must go to the ones place. Putting a decimal after the second zero makes both zeros count. 

Write 1400 as scientific notation.

1.4 x 10^3
