Read section 3B page 144-154. USCS measures of length include measures like foot, yard, fathom etc. USCS measures of volume include measures like quart, cup, tablespoon etc. USCS measures of weight include measures like pound, ounce, ton, etc. Each metric prefix is associated with a power of ten.
Conversion tables are useful in converting from one standardized unit to another.
More conversions using fraction chain or proportions.