Practice Scientific Notation: Conciseness And Clarity (11.2.5) - Chapter 11: Measurement and Data Processing

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6 sample questions

Question 1.
Convert 5000 to scientific notation.
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Remember to move the decimal back three places.
Question 2.
Express the number 0.00456 in scientific notation.
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Move the decimal to the right count how many positions.
3Question 3.
What is the primary purpose of scientific notation?
- To write numbers in fractions
- To express very large or small numbers clearly
- To represent numbers with addition and subtraction
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Consider the scale of numbers you usually see in science.
4Question 4.
True or False: In scientific notation, the mantissa must always be less than 1.
- True
- False
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Recall the definition of mantissa.
Question 5.
Convert the number 0.000123456 to scientific notation, explaining the steps involved.
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Count how many places the decimal moves to the right.
Question 6.
A researcher recorded a measurement as 5.600 × 10^3. If they want to express this with two significant figures, what should it be?
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Understand the rounding rules for significant figures.

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