Significant Figures and Scientific Notation Quiz

TRUE or FALSE???????

The number of sig figs for a number in Scientific Notation is equal to digits in from of the x 10^#

That means 6.02 x10²³ has 3 sig figs!

How many sig figs? 1.400 x 10³ m

• 4

• 3

• 2

• 5

How many sig figs? 3.2 x 10⁶ mL

• 2

• 3

• 4

• 5

How many sig figs? 5.0 x 10⁴ cm²

• 2

• 1

• 3

• 4

How many sig figs? 1.20 x 10² kg

• 3

• 2

• 4

• 5

How many sig figs? 6.7010 x 10^-6 dm

• 5

• 4

• 6

• 3

TRUE or FALSE?????

To convert scientific notation to standard form move the decimal right (if positive exponent) or to the left (if negative exponent)

4.05 x10² = 405 (move 2 to the right)

4.05 x 10^-2 = 0.0405 (move 2 to the left)

Convert the following to standard form. 4.005 x 10⁴ m

• 40050

• 4005

• 40500

• 45000

Convert the following to standard form. 2.30 x 10² cm²

• 230

• 23

• 2300

• 2.3

Convert the following to standard form. 8 x 10³ cm³

• 8000

• 8800

• 800

• 880