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1. 2. 3.

Bonus

4. 5. 6.

Bonus

Do Now: Copy problem before working.

Learning Goal: I can write small numbers in scientific notation using negative exponents.

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Here are two facts about exponents.

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8 6 10

-2 0 -3

Simplify.

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If the exponent is negative in scientific notation, move the decimal to the left.If the exponent is negative, it is the same as dividing by a power of 10.

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If the original number is less than 1, Than the exponent is negative when the number is written in scientific notation.

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  .00000000000000000000000167 kg

What is this famous number?

Write in scientific notation.

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The mass of a hydrogen atom is

        .00000000000000000000000167 kg

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.00000000060 meters

What is this famous number?

Write in scientific notation.

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6.0 x 10 -10

meters

is the width of an oxygen atom

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If the original number is greater than 1, the exponent in scientific notation will be_____.

If the original number is less than 1, the exponent is ________.

Debrief: How do you write a number in scientific notation?

125,000,000,000

.00000569

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Classwork: Lesson 57 practice set

Homework: Lesson 57 Written practice # 1-29 odd

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