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Chapter 11 Vocab
Vocab
Term | Definition |
---|---|
Pendulum | a weight hung from a fixed point so that it can swing freely backward and forward |
Cycle | a unit of motion that repeats over and over. |
Frequency | in harmonics, the number of cycles an oscillator makes per second. |
Amplitude | the maximum distance from the average in harmonic motion; is often a distance or an angle. |
Period | the time for one cycle. |
Oscillator | a system that shows harmonic motion. |
Damping | a decrease in the amplitude of an oscillation as a result of energy being drained from the system to overcome frictional or other resistive forces |
Linear motion | when an object goes from one place to another without repeating |
Harmonic motion | motion that repeats itself |
Hertz | a unit of one cycle per second used to measure frequency; the abbreviation is Hz. |
Phase | refers to where an oscillator is in its cycle. |