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SI Units (Simplified) quiz #1 Flashcards

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SI Units (Simplified) quiz #1
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  • Which SI unit is used to measure the mass of an atom?
    The SI unit used to measure mass is the kilogram (kg).
  • What is the SI base unit and symbol for measuring length?
    The SI base unit for length is the meter. Its symbol is m.
  • Which SI base unit is used to measure time, and what is its symbol?
    Time is measured in seconds in the SI system. The symbol for seconds is s.
  • What is the SI base unit for temperature and its corresponding symbol?
    The SI base unit for temperature is kelvin. Its symbol is K.
  • How is the amount of substance measured in SI units, and what is its symbol?
    The amount of substance is measured in moles in SI units. The symbol for mole is mol.
  • What is the SI base unit for volume and its symbol?
    The SI base unit for volume is cubic meters. Its symbol is m³.
  • Which metric unit is commonly used for volume instead of the SI base unit, and what is its symbol?
    Liters are commonly used for volume instead of cubic meters. The symbol for liters is L.
  • How many SI base units are there in the International System of Units?
    There are six SI base units in the International System of Units. Each corresponds to a different physical quantity.
  • Why is it important to recognize both the full name and symbol for SI units in chemistry calculations?
    Chemistry calculations may use either the full name or the symbol for SI units. Recognizing both ensures clarity and accuracy in problem-solving.
  • What is the relationship between the SI system and the metric system?
    The SI system is related to the metric system and uses metric-based units. It provides standardized base units for scientific measurements.