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CPO Chapter 5 terms

QuestionAnswer
Chemical energy a type of energy stored in molecules.
Efficiency the ratio of a machine’s output work to input work.
Electrical energy another term for electricity.
Energy a fundamental building block of the universe; it appears in different forms (i.e., position, motion, or heat) and can travel in different ways (i.e., light, sound, or Electricity).
Energy transformation the conversion from one kind of energy to another kind of energy; for example, an energy transformation occurs when potential energy is converted to kinetic energy.
Heat a flow of thermal energy from one object to another object due to a temperature difference.
Horsepower a unit of power; one of these is equal to 746 watts.
Joule a unit for measuring work; this is equal to one Newton of force times one meter of distance.
Kinetic energy energy that comes from motion.
Nuclear energy the form of energy that comes from splitting the nucleus of an atom, or fusing two nuclei of an atom.
Potential energy stored energy that comes from position.
Power the rate at which work is done.
Radiant energy another term for electromagnetic energy.
Radiation (1) the process of emitting light or thermal energy; (2) a term to describe the particles and energy that are emitted from radioactive substances.
Solar power radiant energy from the sun that is harnessed for use.
Watt the metric, or SI, unit of power.
Work the quantity of force times distance; the result of machines performing tasks.
Created by: tjmelia