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Energy 077

QuestionAnswer
What are the two forms of energy? kinetic, potential
What is the International System of Unit of measurement for energy? joule
Energy can also be expressed in other units such as calories, kilowatt-hours, kilocalories
What does the law of conservation of energy says? energy can neither be created nor destroyed by itself
What is kinetic energy? work needed to accelerate a body
What is potential energy? energy of an object due to the position of the body.
What law states that energy is always conserved? first law of thermodynamics
What is renewable energy? energy that comes from resources that are continually replenished.
Where does the energy (electricity) that we use daily come from? fossil fuel
What percentage of the electricity our society uses comes from renewable resources? less than 10%
Created by: noeweber
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