Chapter 1 Glencoe Physics Principles & Problems

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Presentation transcript:

Chapter 1 Glencoe Physics Principles & Problems Physics Toolkit Chapter 1 Glencoe Physics Principles & Problems

Graph Interpretation “Directly proportional” “Inversely proportional”

slope = rise / run slope = 6 m/s / 4 s slope = 1.5 m/s/s (or slope = 1.5 m/s2)

English to Metric Conversion problem Convert your weight to metric weight where 1 kg = 2.2 lb. 130 lb 1 kg = 59 kg 2.2 lb

Unit analysis Conversions Weight: 2.2 lb = 1kg Length: 1.0 in = 2.54cm 5280 ft = 1 mile 0.625 mile = 1 km Volume: 1.06 qt = 1.0 L 30. mi/gal = ? km/L

Percent Error Va is the accepted value and Vo is the observed value Va % Error = / Vo - Va/ x 100 Va