6.3 Laws of thermodynamics
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Biology 1230 chapter 6
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What is thermodynamics?
The study of energy and energy transfer involving physical matter
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What does the first law of thermodynamics say?
That the total amount of energy in the universe is constant: energy can’t be created or destroyed
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What does the second law of thermodynamics say?
States the transfer of energy is not completely efficient. Some energy will be lost in a form that’s unusable such as heat energy which results in increased entropy.
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What is heat energy?
Energy that’s transferred from one system to another that’s not doing work
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What is entrophy?
The measure of randomness or disorganization
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