Sig Fig & Scientific Notation

Open Ended

Define Chemistry and list 5 jobs that require chemistry.

Today I will identify how many sig fig a number has and how to write numbers in scientific notation.

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Significant Figures and Scientific Notation

Math Response

How many significant figures does the following number have: 0.002040

Type answer here

Correct Answer: 4

Deg^°

Rad

Math Response

How many significant figures does the following number have: 100.00210

Type answer here

Correct Answer: 8

Deg^°

Rad

Math Response

Write in scientific notation:

186,000,000,000

Type answer here

Correct Answer: 1.86\times10^{11}

Deg^°

Rad

Multiple Choice

Write in standard notation:

5.8 x $$10^4$$

• 58,000

• 5,800

• 580

• 580,000

Match

Match the correct notations.

• 3.93 x 10⁸

• .002

• 6.73 x 10²

• .00109

393,000,000

2 x 10^-3

673

1.09 x 10^-3

• 393,000,000

• 2 x 10^-3

• 673

• 1.09 x 10^-3

Practice!

Multiple Choice

How many sig. fig. are in the number below:
0.0005

• 1

• 2

• 3

• 4

Multiple Choice

Convert the following to scientific notation.

0.000480

• 4.8 x 10^-4

• 4.80 x 10^-4

• 48 x 10^-5

• 4.80 x 10⁴

Multiple Choice

How many Significant Figures in the number below?
4.56 x 10³

• 5

• 4

• 6

• 3

Multiple Choice

How would you write 564,000,000 in scientific notation?

• 5.64 x 10^-7

• 5.64 x 10⁶

• 5.64 x 10⁸

• 56.4 x 10⁷

Multiple Choice

How would you write 0.0005 in scientific notation?

• 50 x 10⁵

• 5 x 10⁴

• 5 x 10³

• .5 x 10³

Multiple Choice

An observation that includes NUMBERS

• Qualitative

• Quantitative

• Inference

• Prediction