Flashcards
PHYS 200 Unit 1: The Nature of Science and Physics
Cards in this deck (13)
- 1Theory-explains patterns in nature
-supported by scientific evidence
-verified by various groups of researchers - 2Law-describes generalized pattern in nature
-supported by scientific evidence and repeated experiments - 3SI (Systeme International) unitsinternational system of units that scientists agreed to use
- 4Units for time-second
-minute (60 sec)
-hour (60 min, 3600 sec) - 5Unit for length-millimeter
-centimeter (10 mm)
-meter (100 cm, 1000 mm)
-kilometer (1 x 10^6 mm, 1 x 10^5 cm, 1000 m) - 6Unit for mass-gram
-kilogram (1000 g) - 7accuracydegree to which measured value agrees with correct value
- 8precisiondegree to which repeated measurements agree with each other
- 9uncertaintyquantitative measure of how much measured values deviate from standard or expected value
- 10%unc(unc A)/A x 100%
- 11significant figuresexpress precision of measuring tool used to measure value
- 12method of significant figureslast digit written down in measurement is first digit with some uncertainty
- 13sig fig in calculations-sig figs in final answer cannot exceed sig figs in least precise measurement
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- User has deleted their subject information Flashcards on PHYS 200 Unit 1: The Nature of Science and Physics, created by Deleted user on 31/03/2021.
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- Deleted user · Mar 2021
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- Mar 31, 2021
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- Created by Adriana Vincelli-Joma · Mar 31, 2021
- Copied by Adriana Vincelli-Joma · Mar 31, 2021
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