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Glossary of Physics Vocab 3

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Ambiguous
having two or more meanings. not clear
Prodigious
wonderful, amazing, enormous
Impulse
product of forces and time interval during which forces acts. implues equals momentum change.
Anomaly
a deviation from the norm or average
Conserved
when momentum, or any quantity in physics, does not change
Postulate
to assume to be true, real etc, especially as as basis for argument
Efficiency
in a machine, the ratio of useful energy output to total energy input or the percentage of the work inpute that is converted to work output
Perpendicular
at right angles to a given line or plane
Kinetic Energy
the energy of motion, equal to one half the mass multiplied by the speed squared
Pendulum
a body hung so as to swing freely to and fro: used to regulate clock movements
Degradation
to lower in quality
Oscillate
to swing to and from: to vary regularly between high and low values
quote
a conclusion is a place where you get tired of thinking

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