SIZE AND SCALE

SIZE AND SCALE

Multiple Select

A measurement was taken three times. The correct measurement was 71.1 ml. Underline whether the set of measurement is accurate, precise, both or neither.

71.3 ml, 72.4.ml, 70.9 ml

• accurate

• precise

• both

• neither

Multiple Select

A measurement was taken three times. The correct measurement was 71.1 ml. Underline whether the set of measurement is accurate, precise, both or neither.

78.3 ml, 77.4.ml, 79.0 ml

• accurate

• precise

• both

• neither

Open Ended

perform the indicated mathematical operations.

(2.02 x 10³) x (3.20 x 10^-2)

Open Ended

perform the indicated mathematical operations.

(6.02 x 10²) divide it by (2.0 x 10^-5)

Significant Figures in Mathematical Operations

* ADDITION AND SUBTRACTION - the number with the least number of decimal places will dictate the number of decimal places in the answer
* MULTIPLICATION AND DIVISION - the answer should rely on the measurement with fewest significant digits.

raising a number written in exponential form to a power

the nth root of a number can be written as the number raised to the 1/n power. 

Open Ended

solve the given problem:

(5.00 x 10³) ⁴ =

Open Ended

solve the given problem:

 $\sqrt{25\ x\ 10^6}$  =