Powers of 10 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

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 of 10.

• True

• False

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.

Which value is the greatest?

• 5.0 x 10^-9

• 5.0 x 10^-4

• 5.0 x 10⁶

• 5.0 x 10⁸

Which of these numbers is the greatest?

• 5.406 x 10⁸
• 5.504 x 10⁷
• 5.604 x 10⁹
• 6.504 x 10⁸

Which of the following numbers is the least?

• 7 x 10⁸
• 7.1 x 10⁸
• 7 x 10⁹
• 7.1 x 10⁹

Which of the following is the GREATEST in value?

• 3 x 10⁷
• 8 x 10⁶
• 3.56 X 10⁰
• 9.2 X 10^-5

5 x 10^-3  <  4 x 10^-1

• True
• False