Scientific Notation

How would you write 0.0005 in scientific notation?

• 50 x 10^-5

• 5 x 10^-4

• 5 x 10³

• .5 x 10³

How would you write -5.6 x 10^-3 in standard form?

Scientific Notation is made up of two number parts. The first part should be a number between 1 and 100.

• True
• False

Scientific Notation is made up of two number parts. The second part is a power 10.

• True

• False

Which of the following numbers is written in scientific notation?

• 20.35 x 10⁴

• .2035 x 10⁴

• 2035 ⁴

• 2.035 x10⁴

Express the following in scientific notation:

.000457

• 457 x 10⁶

• 457 x 10^-6

• 4.57 x10⁴

• 4.57 x 10^-4

Convert to scientific notation:

520,000,000

• 52 x 10⁷

• 5.2 x 10^-7

• 5.2 x 10⁸

• 0.52 x 10⁹

What is scientific notation?

• A long way to write really short numbers

• A short way to write really large or really small numbers

• I don't know...

• None of the above

If the exponent is a positive number the original number was...

• a really big number.

• a really small number.

If the exponent is a negative number the original number was...

• a really large number.

• a really small number.