Scientific Notation and Measurement

Change from standard form to scientific notation: 12,000,000

• 12.0  x  10⁷

• 0.12  x  10⁷

• 1.2  x  10⁶

• 1.2  x  10⁷

Change from standard form to scientific notation:  0.000398

• 39.8  x  10^-5

• 3.98  x  10^-5

• 3.98  x  10^-4

• 39.8  x  10^-6

Multiply.

(4.2 x 10⁵) (3.1 x 10⁴)

• 1.302 x 10⁹

• 7.3 x 10¹

• 13.02 x 10⁹

• 1.302 x 10¹⁰

The average person blink 2.88 x 10⁴ times a day. How many times does a person blink in year (365 days)? Write your answer in scientific notation

• 367.88 x 10⁴

• 1.0512 x 10⁷

• 1051.2 x 10⁴

• 3.6788 x 10⁷

Write in scientific notation: 
0.0079245

Mathematical Equivalence

ON

Write in scientific notation: 
540,020,000

Mathematical Equivalence

ON

The diameter of the planet Mercury is approximately 3 x 10³ miles. The diameter of the planet Jupiter is approximately 30 times as large as the diameter of the planet Mercury. Which of the following is the best estimate for the diameter of Jupiter?

• 9 x 10⁵ miles

• 9 x 10⁴ miles

• 1 x 10⁴ miles

• 1 x 10⁵ miles

Write the number 6 in scientific notation.

Piper measured her guest bedroom as 10 ft x 14 ft, which is 140 square feet. She wants to change the units to square inches. Which statements should she consider when converting? Check all that apply.

• The area will increase by a factor of 1.2 x 10¹ since both the length and the width increase by that factor.

• The length and width will increase by a factor of 1.2 x 10¹

• There are 12 inches in every foot.

• The length and width will increase by a factor of 1.2 x 10⁰

Mathematical Equivalence

OFF