TEKS.MATH.8.2C

Express the following in standard notation:

8.025 x 10^-8

• .00000008025

• .000000008025

• 802,500,000,000

• 80,250,000,000

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TEKS.MATH.8.2C

How would you write 0.0005 in scientific notation?

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

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TEKS.MATH.8.2C

(9.6×10³) × (6.7×10²)

• 64.32×10⁵
• 6.432×10⁶
• 64.32×10⁶
• 64.32×10⁵

Tags

TEKS.MATH.8.2C

How would you write -5.6 x 10^-3 in standard form?

• 0.0056
• -5,600
• 0.00056
• -0.0056

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TEKS.MATH.8.2C

How would you write 0.0005 in scientific notation?

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

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TEKS.MATH.8.2C

0.0000713 converted to scientific notation is ______.

• 7.13 x 10^-5
• 7.13 x 10⁵
• 7.13 x 10^-4
• 7.13 x 10⁴

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TEKS.MATH.8.2C

What is the main reason we sometimes write numbers in scientific notation?

• because it's a shorter way to write really long numbers

• it's the teacher's favorite way

• exponents are always easier than standard form numbers

• because elephants weigh a lot

Tags

TEKS.MATH.8.2C

If the exponent is a negative number the original number was...

• a really large number.

• a really small number.

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TEKS.MATH.8.2C

Scientific Notation is made up of two number parts. The first part should be a number between 1 and 100.

• True
• False

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TEKS.MATH.8.2C

Solve:

(6 x 10⁶) x (2 x 10³)

• 1.2 x 10¹⁰

• 8 x 10⁹

• 1.2 x 10⁸

• 8 x 10¹⁰

Tags

TEKS.MATH.8.2C