Examlex
Predict the sign (+,-,0) of the entropy change when a glass of water reversibly loses 200 J of energy at 25°C.
Cosine
A mathematical function used in trigonometry to define the ratio of the adjacent side to the hypotenuse of a right-angled triangle.
Sine
A trigonometric function denoting the ratio of the length of the side opposite to a given angle to the length of the hypotenuse in a right-angled triangle.
Pulsating
A periodic variation in magnitude or intensity, often used to describe waveforms or signals.
Peak-to-peak
A measure of the amplitude of a waveform, indicated by the difference between its maximum and minimum values.
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