Converting and Comparing Scientific Notation

Which is the largest?
4.8 x 10^-6
3.1 x 10^-4
9.2 x 10^-5
5.9 x 10^-5

• 4.8 x 10^-6

• 3.1 x 10^-4

• 9.2 x 10^-5

• 5.9 x 10^-5

Which of the following is correct scientific notation?

• 20.35 x 10⁴

• .2035 x 10⁴

• 2035 ⁴

• 2.035 x10⁴

Convert to scientific notation: 43,000,000

• 43x10⁶

• 4.3×10⁷

• 430×10⁵

• 4.3×10⁻⁷

How would you write 0.0005 in scientific notation?

• 50 x 10⁵

• 5 x 10^-4

• 5 x 10³

• .5 x 10³

Which number is less?

• 3.47 x 10^-4

• 3.2 x 10^-4

Which of these numbers is the smallest?

• 3.5 x10⁷

• 3 x10⁸

• 5 x10⁷

• 5.5 x10⁶

Which number is greater?

• 5.7 x 10⁷

• 7.87 x 10³

Light travels at a rate of 186,000 miles per second.  Write this number in scientific notation.

• 86 x 10⁵

• 86 x 10⁴

• 18.6 x 10⁴

• 186 x 10³

Compare the diameter of a red blood cell to the diameter of a grain of salt (E-6 means: x 10^-6)

• red blood cell > grain of salt

• grain of salt > red blood cell

• red blood cell = grain of salt

Convert the following number to scientific notation:
12,000,000

• 1.2 x 10⁷

• 1.2 x 10⁶

• 12 x 10⁷