{
 "source": "https://peabody.kids/flashcards/math-us-units",
 "id": "math-us-units",
 "title": "US Customary Units and Conversions",
 "category": "math",
 "subject": "Math",
 "levels": [
  "3-5",
  "6-8",
  "adult"
 ],
 "description": "Inches, feet, pounds, gallons and how they convert, plus metric-to-US benchmarks.",
 "tags": [
  "measurement",
  "customary",
  "conversion"
 ],
 "frontLabel": "Question",
 "backLabel": "Answer",
 "cards": [
  [
   "Inches in 1 foot",
   "12"
  ],
  [
   "Feet in 1 yard",
   "3"
  ],
  [
   "Inches in 1 yard",
   "36"
  ],
  [
   "Feet in 1 mile",
   "5,280"
  ],
  [
   "Yards in 1 mile",
   "1,760"
  ],
  [
   "Ounces in 1 pound",
   "16"
  ],
  [
   "Pounds in 1 ton",
   "2,000"
  ],
  [
   "Teaspoons in 1 tablespoon",
   "3"
  ],
  [
   "Tablespoons in 1 fluid ounce",
   "2"
  ],
  [
   "Tablespoons in 1 cup",
   "16"
  ],
  [
   "Fluid ounces in 1 cup",
   "8"
  ],
  [
   "Cups in 1 pint",
   "2"
  ],
  [
   "Pints in 1 quart",
   "2"
  ],
  [
   "Cups in 1 quart",
   "4"
  ],
  [
   "Quarts in 1 gallon",
   "4"
  ],
  [
   "Pints in 1 gallon",
   "8"
  ],
  [
   "Cups in 1 gallon",
   "16"
  ],
  [
   "Fluid ounces in 1 gallon",
   "128"
  ],
  [
   "Square feet in 1 square yard",
   "9"
  ],
  [
   "Square inches in 1 square foot",
   "144"
  ],
  [
   "Square feet in 1 acre",
   "43,560"
  ],
  [
   "Cubic feet in 1 cubic yard",
   "27"
  ],
  [
   "Cubic inches in 1 cubic foot",
   "1,728"
  ],
  [
   "Convert 5 ft to inches",
   "60 inches"
  ],
  [
   "Convert 2 yd to feet",
   "6 feet"
  ],
  [
   "Convert 48 inches to feet",
   "4 feet"
  ],
  [
   "Convert 3 lb to oz",
   "48 oz"
  ],
  [
   "Convert 32 oz to lb",
   "2 lb"
  ],
  [
   "Convert 3 gal to qt",
   "12 qt"
  ],
  [
   "Convert 6 cups to pints",
   "3 pints"
  ],
  [
   "Convert 10 qt to gal",
   "2.5 gal"
  ],
  [
   "Convert 1 mile to yards",
   "1,760 yards"
  ],
  [
   "Convert 4,000 lb to tons",
   "2 tons"
  ],
  [
   "Inches in 1 centimeter (about)",
   "0.39 inches"
  ],
  [
   "Centimeters in 1 inch",
   "2.54 exactly"
  ],
  [
   "Meters in 1 yard",
   "0.9144 exactly"
  ],
  [
   "Kilometers in 1 mile (about)",
   "1.61 kilometers"
  ],
  [
   "Miles in 1 kilometer (about)",
   "0.62 miles"
  ],
  [
   "Pounds in 1 kilogram (about)",
   "2.2 pounds"
  ],
  [
   "Grams in 1 ounce (about)",
   "28.35 grams"
  ],
  [
   "Liters in 1 gallon (US, about)",
   "3.785 liters"
  ],
  [
   "Liters in 1 quart (about)",
   "0.95 liters"
  ],
  [
   "Feet in 1 meter (about)",
   "3.28 feet"
  ],
  [
   "Fahrenheit freezing point of water",
   "32 degrees F"
  ],
  [
   "Fahrenheit boiling point of water (sea level)",
   "212 degrees F"
  ],
  [
   "Normal body temperature in Fahrenheit",
   "About 98.6 degrees F"
  ],
  [
   "Formula: Fahrenheit to Celsius",
   "C = (F − 32) × 5/9"
  ],
  [
   "Formula: Celsius to Fahrenheit",
   "F = C × 9/5 + 32"
  ],
  [
   "Convert 212 degrees F to Celsius",
   "100 degrees C"
  ],
  [
   "Convert 0 degrees C to Fahrenheit",
   "32 degrees F"
  ],
  [
   "Convert 20 degrees C to Fahrenheit",
   "68 degrees F"
  ],
  [
   "Convert 100 degrees F to Celsius",
   "About 37.8 degrees C"
  ],
  [
   "At what temperature are Celsius and Fahrenheit equal?",
   "−40 degrees"
  ],
  [
   "Which is longer, a foot or a meter?",
   "A meter (about 3.28 feet)"
  ],
  [
   "Which is heavier, a pound or a kilogram?",
   "A kilogram"
  ],
  [
   "Which is bigger, a quart or a liter?",
   "A liter is slightly bigger"
  ],
  [
   "Which is bigger, a mile or a kilometer?",
   "A mile"
  ],
  [
   "What is a baker's dozen?",
   "13"
  ],
  [
   "What is a dozen?",
   "12"
  ],
  [
   "What is a gross?",
   "144 (12 dozen)"
  ],
  [
   "What is a score?",
   "20"
  ],
  [
   "What is a ream of paper?",
   "500 sheets"
  ],
  [
   "What is a nautical mile?",
   "About 1.15 miles (1,852 meters)"
  ],
  [
   "What is a knot?",
   "A speed of one nautical mile per hour"
  ],
  [
   "What is a fathom?",
   "6 feet, used to measure water depth"
  ],
  [
   "What is a furlong?",
   "One eighth of a mile (220 yards)"
  ],
  [
   "What is a hand (horse height)?",
   "4 inches"
  ]
 ]
}