'Move decimal' diaporamas de présentation

CHEMISTRY

CHEMISTRY. Dr. Shyh-ching Yang. Chemistry, 6e. Steven S. Zumdahl ???????? ? ? ?. Chapter 1(a). Chemical Foundations. Introduction: Chemistry is around you all the time. Prof. Luis W. Alvarez solved the problem of the disappearing dinosaurs. --- iridium ??? 77 Ir

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Branches of science

Branches of science . Ch. 1.1. Science. A system of knowledge that apply methods to find new knowledge Begin with curiosity, end in discovery! Qualitative= descriptive Quantitative= numerical Goal= expand knowledge. Technology. The use of knowledge to solve practical problems

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Metrics, Significant Figures, Conversions, and Density

Metrics, Significant Figures, Conversions, and Density. Review! YEAH!. How Many Significant Figures Do I Have?. 0.0101010100 9 300 1 300. 3. 3.12050 6 4.05 3 0.0020 2. Question Two. 457 km = ________ cm Move decimal 5 to the right: 45,700,000. Question Three.

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Math Skills for the Laboratory

Math Skills for the Laboratory. 1000 or 10 3. 100 or 10 2. 10 or 10 1. 1 or 10 0. 0.1 or 10 -1. 0.01 or 10 -2. 0.001 or 10 -3. The order of prefixes in the metric system, for every power of ten from 3 to -3, is Kilometer, Hectometer, Decameter, Meter, Decimeter, Centimeter, Millimeter

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Measurement & Scientific Tools

Measurement & Scientific Tools. Description vs. Explanation. Description : a spoken or written summary of observations Explanation : an interpretation of observations. Measurement. Must have a standard. A standard is an exact quantity people agree to use for comparison .

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DECIMALS

FRACTIONS. DECIMALS. PERCENTS. Essential Question. How do I express fractions as decimals ?. * Use long division. * Numerator goes inside. * Denominator goes outside. Express. as a decimal. Example:. 0. 3. 7. 5. Begin long division. 8. 3. .00. 0. Add decimal and zeros as needed.

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DECIMALS

FRACTIONS. DECIMALS. PERCENTS. Nathan Wells Greenfield Elementary 4 th grade. Essential Question. How do I express fractions as decimals ?. * Use long division. * Numerator goes inside. * Denominator goes outside. Express. as a decimal. Example:. 0. 3. 7. 5. Begin long division.

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Scientific Notation

Scientific Notation. http://www.ieer.org/clssroom/scidrill.html. Why and What?. Scientific notation provides a place to hold the zeroes that come after a whole number or before a fraction.

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Scientific Notation

7. 7.5 x 10. Scientific Notation. A number is expressed in scientific notation when it is written as the product of a number and a power of ten. The number must be greater than or equal to 1 and less than 10. Number greater than or equal to 1, but less than 10.

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Significant Figures

Significant Figures. Unit 1 Presentation 3. The number of atoms in 12 g of carbon:. 602,200,000,000,000,000,000,000. The mass of a single carbon atom in grams:. 0.0000000000000000000000199. Scientific Notation. 6.022 x 10 23. 1.99 x 10 -23. N x 10 n. N is a number between 1 and 10.

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Scientific Notation

Scientific Notation. A short-hand way of writing large numbers without writing all of the zeros. The Distance From the Sun to the Earth. 93,000,000. Step 1. Move decimal left Leave only one number in front of decimal. 93,000,000 = 9.3000000. Step 2.

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Metric System -SI

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Metric Conversions and Scientific Notation

Metric Conversions and Scientific Notation. 10 2 10 1 10 0. 10 -4 10 -5. 10 -7 10 -8. 10 -10 10 11. 10 3 x x 10 0 10 -1 10 -2 10 -3 x x 10 -6 x x 10 -9 x x 10 -12. d eci to micro -1 to -6 = 5 jumps to right for the decimal.

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Negative Exponents Scientific Notation for Small Numbers

Negative Exponents Scientific Notation for Small Numbers. Lesson 51 Power Up k Page 346. Negative Exponents. Negative Exponents. Example 1. Find the missing exponents:. Example 2. Example 3. Practice Problems. Scientific Notation for Small Numbers. 1. Small Number (numbers less than 1)

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Algebra 1: Section 2-3

Algebra 1: Section 2-3. Solving Multi-Step Equations. Objectives:. To use the Distributive Property when combining like terms. To use the Distributive Property when solving equations. Steps for solving multi-step equations:. Clear the equations of fractions and decimals

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Scientific Organization of Measurements

Scientific Organization of Measurements. Significant Digits and Scientific Notation. Scientific Notation. A method of representing very large or very small numbers M x 10 n M is a number between 1 and 10 n is an integer all digits in M are significant. Scientific Notation.

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Multiply and divide decimals.

Multiply and divide decimals. Warm-Up. Lars gave the cashier $20 for an item that cost $8.30. How much change should he receive? It rained 1.37 inches yesterday and 0.8 inches today. How much total rain fell over the past two days?. 413. x 52. Multiply (4.13)(5.2)

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Scientific Notation and Metric Conversions

Scientific Notation and Metric Conversions. Chapter 2 Section 2. Scientific Notation. 1.) Move decimal after first whole number while counting the number of places you moved. 2.) Rewrite number with x 10 following it.

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Metric System Notes

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