This section will help you understand units of measurement and tell you how to take accurate and precise measurements.
1.2.1 – Rulers & Tape Measures
1.2.3 – Micrometer Screw Gauge
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Quotes by Physicists
"It doesn’t matter how beautiful your theory is, it doesn’t matter how smart you are. If it doesn’t agree with experiment, it’s wrong."
Richard P. Feynman