Scientific Notation

Multiple Choice

Which number is correctly written in scientific notation?

• 5.67 x 10⁵
• 56.7 x 10³
• 0.567 x 10⁶

Multiple Choice

Which number is correctly written in scientific notation?

• 8.2 x 10²
• 82 x 10⁷
• 3.45 x 9⁴

Multiple Choice

The rule of scientific notation is to write all exponents with a base of ____.

• 50
• 5
• 100
• 10

Multiple Choice

Is this written in scientific notation?

• Yes, it is in scientific notation!

• No, it's not in scientific notation.

Multiple Choice

How many numbers can be in front of the decimal if the number is in correct scientific notation?

• Only a Zero

• One

• Two

• Any amount

Multiple Choice

Which of the following is correct scientific notation?

• 20.35 x 10⁴
• .2035 x 10⁴
• 2035 ⁴
• 2.035 x10⁴

​Big Numbers to Scientific Notation

1. Find period. If not available put one after last digit

2. Carry period next to first digit

3. Count st​eps and write as power of 10

Multiple Choice

How would you write 50,000 in scientific notation?

• 50 x 10⁵
• 5 x 10⁴
• 5 x 10³
• .5 x 10³

Multiple Choice

Light travels at a rate of 186,000 miles per second.  Write this number in scientific notation.

• 1.86 x 10⁵
• 1.86 x 10⁴
• 18.6 x 10⁴
• 186 x 10³

Multiple Choice

The closest galaxy to our own is over 2,500,000 light years away.  Write this number is scientific notation.

• 2.5 x 10⁷
• .25 x 10⁷
• 25 x 10⁵
• 2.5 x 10⁶

Multiple Choice

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

Multiple Choice

Change from standard form to scientific notation:  450,000

• 4.5  x  10⁵
• 45  x  10⁵
• 4.5  x  10⁴
• 4.5  x  10⁶

Multiple Choice

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

​Small Numbers to Scientific Notation

1. Find period.

2. Carry period next to first non zero digit

3. Count st​eps and write as power of 10 (negative)

Multiple Choice

Write 0.000972 in scientific notation.

• 9.72 x 10^-4
• 9.72 x 10^-3
• 972 x 10^-4
• 9.72 x 10⁴

Multiple Choice

Write 0.037 in scientific notation.

• 3.7 x 10^-2
• 3.7 x 10²
• 37 x 10^-3
• 37 x 10³

Multiple Choice

How would you write 0.0005 in scientific notation?

• 50 x 10⁵
• 5 x 10^-4

• 5 x 10³
• .5 x 10³

Multiple Choice

Write 0.000972 in scientific notation.

• 9.72 x 10^-4
• 9.72 x 10^-3
• 972 x 10^-4
• 9.72 x 10⁴

Multiple Choice

Write in scientific notation:
0.00071363

• 7.1363 x 10^-3
• 7.1363 x 10^-4
• 7.1363 x 10⁴
• 7.1363 x 10³

Multiple Choice

Write in scientific notation:
0.00071363

• 7.1363 x 10^-3
• 7.1363 x 10^-4
• 7.1363 x 10⁴
• 7.1363 x 10³