2.1.2 Prefixes

Cards (53)

  • Using metric prefixes avoids writing many zeros in numerical expressions

    True
  • The symbol for the micro prefix is µ
  • Match the prefix with its symbol:
    kilo ↔️ k
    centi ↔️ c
    nano ↔️ n
    micro ↔️ µ
    pico ↔️ p
  • Match the quantity with its SI unit:
    Length ↔️ meter
    Mass ↔️ kilogram
    Time ↔️ second
    Electric Current ↔️ ampere
  • Using SI units promotes international cooperation in scientific fields

    True
  • Metric prefixes help to simplify numerical expressions
  • The prefix 'giga' is represented by the symbol G
  • Which prefix has a factor of 10^1?
    deka
  • What is the factor associated with the prefix 'pico'?
    10^-12
  • The base SI unit for the amount of substance is the mole
  • What is the conversion factor for the prefix 'tera'?
    10^12
  • What is the purpose of metric prefixes?
    Scale base SI units
  • What is the factor for the prefix 'milli'?
    10<sup>-3</sup>
  • What is the factor for the prefix 'tera'?
    10<sup>12</sup>
  • How many base SI units are there?
    7
  • Using standard SI units ensures consistency in calculations.
    True
  • One nanometer is equal to 10<sup>-9</sup> meters.
    True
  • Match the prefix with its factor:
    tera ↔️ 10<sup>12</sup>
    giga ↔️ 10<sup>9</sup>
    mega ↔️ 10<sup>6</sup>
    kilo ↔️ 10<sup>3</sup>
    milli ↔️ 10<sup>-3</sup>
  • Metric prefixes are only used for expressing large quantities
    False
  • The prefix 'tera' has a factor of 10<sup>12</sup>
  • What is the SI unit for temperature?
    kelvin
  • What is the factor associated with the prefix 'giga'?
    10<sup>9</sup>
  • Metric prefixes avoid the need to write many zeros in numerical expressions.

    True
  • Match the metric prefix with its corresponding factor:
    kilo ↔️ 10^3
    milli ↔️ 10^-3
    nano ↔️ 10^-9
  • The prefix 'micro' is represented by the symbol μ
  • Match the base SI unit with its corresponding quantity:
    meter ↔️ Length
    kilogram ↔️ Mass
    second ↔️ Time
  • Metric prefixes are used to scale base SI units by powers of ten.

    True
  • The prefix 'milli' has a conversion factor of 10^-3
  • To convert between SI units and prefixed units, you need to understand the conversion factors
  • To convert 5 kilograms (kg) to grams (g), you would multiply 5 by 10<sup>3</sup>
  • The prefix 'hecto' has a factor of 10<sup>2</sup>
  • Match the SI unit with its corresponding quantity:
    meter ↔️ length
    kilogram ↔️ mass
    second ↔️ time
    ampere ↔️ electric current
  • What is the factor for the prefix 'kilo'?
    10<sup>3</sup>
  • Match the prefix with its corresponding factor:
    tera ↔️ 10<sup>12</sup>
    giga ↔️ 10<sup>9</sup>
    mega ↔️ 10<sup>6</sup>
    kilo ↔️ 10<sup>3</sup>
  • What is the factor for the prefix 'mega'?
    10<sup>6</sup>
  • Metric prefixes are used to scale base SI units by powers of ten
  • What is the factor associated with the prefix 'deci'?
    10<sup>-1</sup>
  • Order the key reasons for using metric prefixes:
    1️⃣ Simplify numerical expressions
    2️⃣ Avoid writing many zeros
    3️⃣ Make it easy to compare quantities
  • How many base SI units are there?
    Seven
  • Using standard SI units ensures consistency in calculations