'Sigfigs' presentation slideshows

Significant Figures & Measurement

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Matter & Energy

Matter & Energy. Ch.2. (2-1) Chemical E. E that exists in the bonds that hold atoms together When bonds are broken chemical E is released Digesting food. Energy. The capacity to do work SI unit : joule (J) Law of conservation of E : E is neither created nor destroyed

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SCIENTIFIC NOTATION Uses exponential notation & places a decimal after the 1 st sig fig.

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Uncertainty and Significant Digits

Uncertainty and Significant Digits. 2.4-2.5. How long is the nail?. Uncertainty. Every measurement has some degree of uncertainty. When making analog (non-digital) measurements, you record all certain digits and the first uncertain digit. Significant Digits.

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Error or Uncertainty in Measurement

Error or Uncertainty in Measurement. All measurements have some uncertainty. Some measuring instruments have more uncertainty then others. How much water is in the beaker? 53 mL? 52.8 mL. 52.8mL is more accurate then 53mL but the .8 is uncertain. Significant Figures ( sigfigs ).

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Chapter 3: Measurement: Sigfigs

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longmeadow.ma

Class Keys generally start with an institution code, followed by two sets of four digits:. Section E:. longmeadow.ma. 8381. 8708. Section H:. longmeadow.ma. 6431. 9980. Details:. Deadline: 11:59 pm on due date, unless stated otherwise Number of Submissions: 3

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Significant Figures Counting and Rounding

247 views • 4 slides