Chap 4: Metric and Household Conversions

Flashcards covering metric and household volume and weight measurement conversions, unit abbreviations, base units, and prefixes.

1 Liter

$$1,000\,\text{mL}$$

1 Ounce (Volume)

$$30\,\text{mL}$$

1 Teaspoon

$$5\,\text{mL}$$

1 Tablespoon

$$15\,\text{mL}$$

1 Cup

$$8\,\text{ounces} = 240\,\text{mL}$$

1 Kilogram (Kg)

$$1,000\,\text{g} = 2.2\,\text{pounds}$$

1 Gram (g)

$$1,000\,\text{mg}$$

1 Milligram (mg)

$$1,000\,\text{mcg}$$

1 Pound

$$16\,\text{ounces}$$

1 Grain

$$60\,\text{mg}$$

kg

Abbreviation for kilograms

g

Abbreviation for grams

mg

Abbreviation for milligrams

mcg

Abbreviation for micrograms

mL

Abbreviation for milliliters

L

Abbreviation for liters (always capital)

kL

Abbreviation for kiloliters

km

Abbreviation for kilometers

Base Unit: Length

Meter

Base Unit: Volume

Liter

Base Unit: Weight

Gram

1 Km

$$1,000\,\text{m}$$

1 KL

$$1,000\,\text{L}$$

Centi-

$1/100\,\text{th}$, as in centimeter

Milli-

$1/1,000\,\text{th}$, as in milligram

Kilo-

$1,000$ times the basic unit, as in kilogram

Prefix representing 1/100th of basic unit

Centi-

Prefix representing 1,000 times basic unit

Kilo-

Relative size of Milli- compared to base unit

Smaller ($1/1,000\,\text{th}$ of basic unit)

Relative size of Kilo- compared to base unit

Larger ($1,000$ times basic unit)

3 Teaspoons

$$1\,\text{tablespoon} = 15\,\text{mL}$$

2 Tablespoons

$$1\,\text{ounce} = 30\,\text{mL}$$

1 Pint

$$2\,\text{cups} = 16\,\text{ounces} = 480\,\text{mL}$$

1 Quart

$$2\,\text{pints} = 32\,\text{ounces} = 960\,\text{mL}$$

1 Meter (m)

$$100\,\text{cm} = 1,000\,\text{mm}$$

m

Abbreviation for meter

cm

Abbreviation for centimeter

mm

Abbreviation for millimeter

Rule for converting from a larger unit to a smaller unit

Multiply by the conversion factor (or move decimal point to the right)

Rule for converting from a smaller unit to a larger unit

Divide by the conversion factor (or move decimal point to the left)

Formula for converting pounds to kilograms

$$\text{Weight in kg} = \frac{\text{Weight in lb}}{2.2}$$

Formula for converting kilograms to pounds

$$\text{Weight in lb} = \text{Weight in kg} \times 2.2$$

Kilo-

$1,000$ times the basic unit, as in kilogram

Prefix representing 1/100th of basic unit

Centi-

Prefix representing 1,000 times basic unit

Kilo-

Relative size of Milli- compared to base unit

Smaller ($1/1,000\,\text{th}$ of basic unit)

Relative size of Kilo- compared to base unit

Larger ($1,000$ times basic unit)

3 Teaspoons

$$1\,\text{tablespoon} = 15\,\text{mL}$$

2 Tablespoons

$$1\,\text{ounce} = 30\,\text{mL}$$

1 Pint

$$2\,\text{cups} = 16\,\text{ounces} = 480\,\text{mL}$$

1 Quart

$$2\,\text{pints} = 32\,\text{ounces} = 960\,\text{mL}$$

1 Meter (m)

$$100\,\text{cm} = 1,000\,\text{mm}$$

m

Abbreviation for meter

cm

Abbreviation for centimeter

mm

Abbreviation for millimeter

Rule for converting from a larger unit to a smaller unit

Multiply by the conversion factor (or move decimal point to the right)

Rule for converting from a smaller unit to a larger unit

Divide by the conversion factor (or move decimal point to the left)

Formula for converting pounds to kilograms

$$\text{Weight in kg} = \frac{\text{Weight in lb}}{2.2}$$

Formula for converting kilograms to pounds

$$\text{Weight in lb} = \text{Weight in kg} \times 2.2$$