Chapter 2: Measurements

How do scientists express uncertainty in measurement? Chemistry BC High School Kuzara

What is the length of the board?

Reporting measurements using significant figures

Reporting Measurements using significant figures

Rules for determining significant figures

How many significant figures? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Rules for Making Calculations with Significant Figures

Carry out the following calculations and report your answer with the correct number of significant figures.

Round each value to three significant figures ,[object Object],[object Object],[object Object],[object Object],[object Object]

Putting a number into scientific notation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Positive Exponents ,[object Object],[object Object],[object Object],[object Object],[object Object]

Negative Exponents ,[object Object],[object Object],[object Object],[object Object],[object Object]

Write each value in scientific notation.

Convert to Scientific Notation ,[object Object],[object Object],[object Object],[object Object],[object Object],Convert to Decimal Form

Rules for calculations with scientific notation.

Write this down! ,[object Object],[object Object]

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