Category 1 - Day 2

Write 0.00000054 in scientific notation.

• 54 x 10⁸
• 5.4 x 10⁷
• 54 x 10^-8
• 5.4 x 10^-7

Write 3.5 x 10⁶  in standard notation.

• 0.0000035
• 35,000,000
• 3,500,000
• 0.00000035

Write 42,000 in scientific notation.

• 42.000 x 10³
• 4.2 x 10 ^-4
• 4.2 x 10⁴
• 0.42 x 10⁵

Write 5,890,000,000 in scientific notation.

• 5.89 x 10⁹
• 0.589 x 10¹⁰
• 589 x 10⁷
• 5.89 x 10^-9

7.82 x 10^-6 is an example of scientific notation. The exponent of -6 tells you your number will be very ________.

• Large
• Small
• Basic

The diameter of a grain of sand is approximately 0.0024 inch. How is this number written in scientific notation?

Which of the following correctly expresses 0.0000004 in scientific notation?

How is 680,000,000 written in scientific notation?

The distance from Earth to the sun is about 93,000,000 miles. Which of the following correctly expresses this number in scientific notation?

The Mississippi River is about 2.3x10³ miles long. What is the standard notation for this number? Record your answer in the box (do not use commas).