Scientific Notation and Significant Figures

All digits are significant when written in scientific notation as part of your coefficient.

• True

• False

Which of the following numbers is correctly written in scientific notation?

Convert the number 0.00056 to scientific notation.

How many significant figures are in the number 0.004560?

• 3

• 4

• 5

• 6

Round the number 123.456 to three significant figures.

• 123

• 123.4

• 123.5

• 124

Identify the number of significant figures in the measurement 0.07080.

• 3

• 4

• 5

• 6

Round 1047.78 to three sig figs

• 104
• 105
• 1050
• 1050.00

How would you write 4.3756 x 10⁴ in standard form?

• 437,560,000
• 0.00043756
• 43,756