Scientific Notation Basic

• 8.9 × 10^-4

• 0.89 × 10^-4

• 8.9 × 10^-3

• 0.0089 × 10^-3

Write 0.00000202 in scientific notation.

Write 7,602,000 in scientific notation

How would you write 564,000,000 in scientific notation?

• 5.64 x 10^-7

• 5.64 x 10⁶

• 5.64 x 10⁸

• 56.4 x 10⁷

To compare two numbers that are in scientific notation, first compare the ________ . If they are the same, then compare the ___________.

• decimals; exponents

• first number; next number

• exponents; decimals

Which of the following numbers is the SMALLEST?

• 8.7 x 10^-3

• 3 x 10^-4

• 1.3 x 10^-8

• 9 x 10^-2

If a scientist measures the number of bacteria in a petri dish to be 564,000,000, how would she write this number in scientific notation?

• 5.64 x 10^-7

• 5.64 x 10⁶

• 5.64 x 10⁸

• 56.4 x 10⁷

A scientist records a measurement as 2.035 x 10⁴ meters when measuring the distance a comet travels in a second. Is this written in correct scientific notation?

• 20.35 x 10⁴ meters

• .2035 x 10⁴ meters

• 2035⁴ meters

• 2.035 x 10⁴ meters

A scientist measures the mass of a virus particle as 0.0000000000000913 grams. Write this mass in scientific notation.

• 9.13 x 10¹⁴ grams

• 9.13 x 10^-14 grams

• 9.13 x 10¹³ grams

• 9.13 x 10^-13 grams

A scientist records a measurement as 0.0056 meters. To express this measurement in scientific notation, the first number must be greater than 1, but less than 10.

• False

• True