Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun Plural form of
kilocalorie .
Etymologies
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Examples
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Calories in foods are scientifically known as kilocalories, or the amount of energy needed to increase the temperature of one kilogram of water by one degree Celsius.
Fire, Water and Fat: Science Used to Measure That Double Bacon Burger's Heft Isn't Perfect, but Comes Pretty Close Shirley S. Wang 2011
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The physical units for exergy are the same as for energy or heat, namely kilocalories, joules, BTUs, etc.
Energy quality 2008
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The physical units for exergy are the same as for energy or heat, namely kilocalories, joules, BTUs, etc.
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The physical units for exergy are the same as for energy or heat, namely kilocalories, joules, BTUs, etc.
Net energy analysis 2008
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Demand for livestock products will nearly double in sub-Saharan Africa and South Asia, from 200 kilocalories per person per day in 2000 to some 400 kilocalories in 2050.
Danielle Nierenberg: Global Meat Production and Consumption Continue to Rise Danielle Nierenberg 2011
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Demand for livestock products will nearly double in sub-Saharan Africa and South Asia, from 200 kilocalories per person per day in 2000 to some 400 kilocalories in 2050.
Danielle Nierenberg: Global Meat Production and Consumption Continue to Rise Danielle Nierenberg 2011
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This illustrates the greatest fallacy of trying to apply the 1st Law to a human: it makes the implication that living organisms consume kilocalories for the purpose of generating heat rather than perform useful work (i.e. breathing, contracting cardio and skeletal muscle, generating nervous action pulses, etc.).
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If you take an athlete in peak condition (say a 200m runner) he can generate approx 2000 watts (or 1720.8 kilocalories/hr) over a short period of time (20 secs is the longest time for maximum anaerobic output).
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Fat is a calorically dense nutrient, yielding 9 kilocalories per gram, while carbohydrates measure in at 4 kcal/g and protein at 3 kcal/g.
Fire, Water and Fat: Science Used to Measure That Double Bacon Burger's Heft Isn't Perfect, but Comes Pretty Close Shirley S. Wang 2011
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Demand for livestock products will nearly double in sub-Saharan Africa and South Asia, from 200 kilocalories per person per day in 2000 to some 400 kilocalories in 2050.
Danielle Nierenberg: Global Meat Production and Consumption Continue to Rise Danielle Nierenberg 2011
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