energy loss

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Turn the Heat Off! Keywords: energy loss, heat loss, power

Do you save more energy by leaving the heat on at night or by turning it down and reheating the house the next day?

We examine the benefit of turning off the heat when you go out.

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7 years 9 weeks ago
Energy cost of flying Keywords: energy, energy loss, flight, potential energy

Gliders and planes glide similarly. How similar?

The power required to keep a toy plane flying can be inferred from the way it glides. This technique also works for full-sized aircraft.

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5 years 38 weeks ago
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