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Measurement Notes. SI Units – International System of Units (metric system) A. 2 Key benefits 1. World-wide 2. Multiples of 10 – easy conversions (ex. 1 meter = 100 centimeters). Types of Measurements 1. Length – ruler/meter stick (m or cm).
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SI Units – International System of Units (metric system) • A. 2 Key benefits • 1. World-wide • 2. Multiples of 10 – easy conversions • (ex. 1 meter = 100 centimeters)
Types of Measurements1. Length – ruler/meter stick (m or cm)
Types of Measurements1. Length – ruler/meter stick (m or cm)2. Mass – triple-beam balance or digital scale (g or kg)
3. Temperature – thermometer (Celsius or Kelvin)4. Time – clock/stopwatch (seconds)
3. Temperature – thermometer (Celsius or Kelvin)4. Time – clock/stopwatch (seconds)5. Area – Length X Width (A=L x W) Units will be squared (m2)
b. Regular Solid – L x W x H (Length x Width x Height)Units will be cubed = m3 or cm3
b. Irregular Solid – Immersion (1 mL = 1 cm3)Final Volume – Initial Volume = Object’s Volume
b. Irregular Solid – Immersion (1 mL = 1 cm3)Final Volume – Initial Volume = Object’s Volume
b. Irregular Solid – Immersion (1 mL = 1 cm3)Final Volume – Initial Volume = Object’s Volume 30mL – 23mL = 7mL 7mL = 7cm3