1. What is the SI base unit for length, and how is it defined?
2. Which modeling type simplifies real systems by representing them with basic elements like particles or geometric shapes?
3. When performing multiplication or division with measurements, how should you determine the number of significant figures in the result?
SI units — base quantities?
Meter, kilogram, second, kelvin, ampere, candela, mole
Modeling types — examples?
Geometric, particle, analysis, structural
Dimensional analysis — purpose?
Ensures equations are physically consistent
SI units — definition?
Standard system for physical quantities.
Meter — based on?
Distance light travels in vacuum in 1/299,792,458 s.
Second — based on?
Cesium-133 atomic radiation cycles.
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