{
 "source": "https://peabody.kids/flashcards/math-metric-units",
 "id": "math-metric-units",
 "title": "Metric System: Units and Prefixes",
 "category": "math",
 "subject": "Math",
 "levels": [
  "3-5",
  "6-8",
  "9-12"
 ],
 "description": "Metric prefixes, conversions between metric units and benchmarks for estimating.",
 "tags": [
  "metric",
  "measurement",
  "conversion"
 ],
 "frontLabel": "Question",
 "backLabel": "Answer",
 "cards": [
  [
   "Kilo- means",
   "1,000 times the base unit"
  ],
  [
   "Hecto- means",
   "100 times the base unit"
  ],
  [
   "Deka- means",
   "10 times the base unit"
  ],
  [
   "Deci- means",
   "One tenth of the base unit"
  ],
  [
   "Centi- means",
   "One hundredth of the base unit"
  ],
  [
   "Milli- means",
   "One thousandth of the base unit"
  ],
  [
   "Micro- means",
   "One millionth of the base unit"
  ],
  [
   "Nano- means",
   "One billionth of the base unit"
  ],
  [
   "Mega- means",
   "One million times the base unit"
  ],
  [
   "Giga- means",
   "One billion times the base unit"
  ],
  [
   "Tera- means",
   "One trillion times the base unit"
  ],
  [
   "Base unit of length in the metric system",
   "Meter (m)"
  ],
  [
   "Base unit of mass in the metric system",
   "Kilogram (kg)",
   "Gram is the small everyday unit"
  ],
  [
   "Base unit of volume often used for liquids",
   "Liter (L)"
  ],
  [
   "Millimeters in 1 centimeter",
   "10"
  ],
  [
   "Centimeters in 1 meter",
   "100"
  ],
  [
   "Millimeters in 1 meter",
   "1,000"
  ],
  [
   "Meters in 1 kilometer",
   "1,000"
  ],
  [
   "Centimeters in 1 kilometer",
   "100,000"
  ],
  [
   "Grams in 1 kilogram",
   "1,000"
  ],
  [
   "Milligrams in 1 gram",
   "1,000"
  ],
  [
   "Kilograms in 1 metric ton",
   "1,000"
  ],
  [
   "Milliliters in 1 liter",
   "1,000"
  ],
  [
   "Liters in 1 kiloliter",
   "1,000"
  ],
  [
   "Cubic centimeters in 1 milliliter",
   "1"
  ],
  [
   "Cubic centimeters in 1 liter",
   "1,000"
  ],
  [
   "Mass of 1 liter of water",
   "About 1 kilogram"
  ],
  [
   "Mass of 1 milliliter of water",
   "About 1 gram"
  ],
  [
   "Convert 3 m to cm",
   "300 cm"
  ],
  [
   "Convert 250 cm to m",
   "2.5 m"
  ],
  [
   "Convert 4.5 km to m",
   "4,500 m"
  ],
  [
   "Convert 7,000 g to kg",
   "7 kg"
  ],
  [
   "Convert 2.5 L to mL",
   "2,500 mL"
  ],
  [
   "Convert 600 mm to cm",
   "60 cm"
  ],
  [
   "Convert 0.8 kg to g",
   "800 g"
  ],
  [
   "Convert 35 mg to g",
   "0.035 g"
  ],
  [
   "Which is larger: 1 cm or 1 mm?",
   "1 cm (10 mm)"
  ],
  [
   "Which is longer: 1 km or 1,200 m?",
   "1,200 m"
  ],
  [
   "About how thick is a dime?",
   "About 1 millimeter"
  ],
  [
   "About how wide is a fingernail?",
   "About 1 centimeter"
  ],
  [
   "About how tall is a door?",
   "About 2 meters"
  ],
  [
   "About how long is a 15-minute walk?",
   "About 1 kilometer"
  ],
  [
   "About how much does a paper clip weigh?",
   "About 1 gram"
  ],
  [
   "About how much does a big textbook weigh?",
   "About 1 kilogram"
  ],
  [
   "About how much does a spoonful hold?",
   "About 5 milliliters (a teaspoon)"
  ],
  [
   "About how much does a soda bottle hold?",
   "About 2 liters (large) or 0.5 liter (small)"
  ],
  [
   "Symbol for centimeter",
   "cm"
  ],
  [
   "Symbol for kilogram",
   "kg"
  ],
  [
   "Symbol for milliliter",
   "mL"
  ],
  [
   "Symbol for micrometer",
   "μm"
  ],
  [
   "Which direction when going from a large unit to a small unit?",
   "Multiply (there are more small units)"
  ],
  [
   "Hectare",
   "A metric unit of land area, 10,000 square meters"
  ],
  [
   "Square meters in 1 hectare",
   "10,000"
  ],
  [
   "Celsius freezing point of water",
   "0 degrees C"
  ],
  [
   "Celsius boiling point of water (sea level)",
   "100 degrees C"
  ],
  [
   "Normal human body temperature in Celsius",
   "About 37 degrees C"
  ],
  [
   "Room temperature in Celsius",
   "About 20 to 22 degrees C"
  ],
  [
   "Kelvin value of 0 degrees C",
   "273.15 K"
  ],
  [
   "Absolute zero in Celsius",
   "−273.15 degrees C"
  ],
  [
   "Mass of 1 cubic meter of water",
   "About 1,000 kilograms (1 metric ton)"
  ]
 ]
}