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Questions and Answers
What is the definition of energy?
The ability to do work or bring about change.
What is the significance of energy in living organisms?
Allows living things to carry out processes including growth, development, metabolism, and reproduction.
What is the ultimate source of energy for living organisms?
The sun.
What type of energy is associated with motion, such as muscular contractions?
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What is the first law of thermodynamics?
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What happens to the energy captured by plants from the sun?
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What is the fundamental concept that energy cannot be created or destroyed, but can be changed from one form to another?
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What is the energy lost as during energy conversion?
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What is the measure of disorder in a system, which increases with every energy conversion?
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What is the type of energy stored in molecules, such as carbohydrates, glucose, and starch?
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What is the energy associated with motion, such as sunlight, sound, and a rolling ball?
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Why is a constant input of usable energy from food necessary to maintain order in a living system?
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