Summary_Chapters1-4(Fall08)

# Summary_Chapters1-4(Fall08) - 1 S ummary for Chapters 1 - 4...

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Unformatted text preview: 1 S ummary for Chapters 1 - 4 Chapter1. 1. You should know the definition and meaning of • The Scientific Method • Hypothesis • Physical law • Scientific fact • Scientific theory How many experiments are necessary to invalidate a scientific hypothesis? 2. Basic units of the Systeme International (SI) • Time- the standard unit of time is the second (s) 1 minute = 60 s , 1hour = 60 min = 3600 s • Distance- the standard unit of distance is the meter (m) 1km = 1,000 m (one thousand meters) 1cm = 0.01 m = 10-2 m (one hundredth of a meter) 1mm = 0.001 m = 10-3 m (one thousandth of a meter) 1 μ m =10-6 m (one millionth of a meter). 1 yard = 0.9144 meter 1 inch = 0.0254 meter 1 foot = 12 inches = 0.3048 meter 1 mile = 1.61 kilometers= 1609.344 meters • Mass – the standard unit of mass is the kilogram (kg) Chapter 2. 3. Definition and meaning of the • Newton’s First Law • motion • reference frame and reference point....
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## This note was uploaded on 05/27/2011 for the course PSC 1121 taught by Professor Khankasayev during the Summer '08 term at Florida A&M.

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Summary_Chapters1-4(Fall08) - 1 S ummary for Chapters 1 - 4...

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