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Physics Principles and Problems Quiz
Test
Physics - ✔️ ✔️ The branch of science that studies matter and energy and their relationships
Scientific mrthod - ✔️ ✔️ Physics involves the
Galileo - ✔️ ✔️ Physics was developed by
Mathematics - ✔️ ✔️ Language of physics
SI system - ✔️ ✔️ A set of standards used by the scientific community
Based on metric system and involves 7 base units - ✔️ ✔️ The SI system is based on what and involves what
Length, mass, temperature, time, amount of substance, luminous intensity, and electric current - ✔️ ✔ ️ Seven base units
Meter - ✔️ ✔️ SI unit of length
Kilogram - ✔️ ✔️ SI unit for mass
Kelvin - ✔️ ✔️ SI unit for temperature
Seconds - ✔️ ✔️ SI unit for time
Mole - ✔️ ✔️ SI unit for amount of substance
Candela - ✔️ ✔️ SI unit for luminous intensity
Ampere - ✔️ ✔️ SI unit of electric current
Scientific notation - ✔️ ✔️ A method of expressing a number in the format M x 10 ^
Significant figures - ✔️ ✔️ the meaningful digits in a measured or calculated quantity
The answer should have its last significant digit in the same place as the value that is least precise - ✔️ ✔️ For adding and subtracting sig figs
Precision - ✔️ ✔️ Describes the degree of exactness of a measurment
unknown quantity and a standard - ✔️ ✔️ Every measurement is a comparison between an
Uncertainty - ✔️ ✔️ All measurements are subject to
The inaccuracy of the instrument and errors using the instrument by the measurer - ✔️ ✔ ️ Uncertainty in measurement can develop due to what
Most precise - ✔️ ✔️ Finest division =
Accuracy - ✔️ ✔️ Describes how well the results of an experiment agree with standard value
