C. Kilowatt hour
The answer is C. Electricity is measured in kilowatt hours, commonly abbreviated “kWh.” It’s easy to get thrown off by the “h” at the end and think that kwh is a rate, the same way that “mph” is a rate of travel. But kilowatt hours are actually an amount of electricity, like gallons of gasoline or loaves of bread.
A. Mechanical to Electrical Energy
B. Chemical to Heat Energy
C. Mechanical to Heat Energy
D. Chemical to Mechanical Energy
The answer is B. Chemical to Heat Energy! When the candle burns for your romantic candle-light dinner, a chemical reaction occurs and produces heat. Some of the heat emanates in the form of radiation, and our eyes perceive it as light.
And the answer is... C! A long range electric car has a 75kWh capacity. You would need to ride 375 miles on an exercise bike at 15 mph to produce 75kWh.
A. Cooking a cheese omelette
B. A 12-hour Netflix binge of your favorite show
750 watt-hours are used per cheese omelette and 667 watt-hours are used per binge. So, cooking a cheese omelette consumes more energy!
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Be on the lookout for more energy trivia throughout January and February and be sure to follow along with us on Facebook, Twitter or Instagram, where we will always announce the answers.
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