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Wave Sparta
Characteristics of Waves
Question | Answer |
---|---|
What is a disturbance that transfers energy from one place to another called? | wave |
The ability to do work. | energy |
The material through which waves travel. | medium |
Waves that require a medium through which to travel. | mechanical waves |
A repeated back-and-forth or up-and-down motion is called? | Vibration |
Waves that move the medium at right angles to the direction in which the energy is moving is what type of wave? | transverse wave |
The high point of a transverse wave is called what? | crest |
The low point of a transverse wave is called what? | trough |
What wave moves the medium parallel to the direction the wave is traveling? | Longitudinal waves |
The parts of a longitudinal wave which have the coils close together are called what? | compression |
The parts of a longitudinal wave which have the coils spread out are called what? | rarefaction |
An undisturbed horizontal line in the center of a wave. | rest position |
The distance the medium moves away from the rest position to the top of a crest or the bottom of a trough. | Amplitude |
What is the distance between two corresponding parts of a wave called. | wavelength |
The number of complete waves that pass a given point in a certain amount of time is called? | frequency |
What are the units in measurement of frequency called? | hertz |
When waves hits a surface through which it cannot pass, it bounces back. This is called what? | reflection |
What is the law that states an angle of incidence equals the angle of reflection? | law of reflection |
The bending of waves due to the change of speed is called what? | refraction |
What is it called when a wave moves around a barrier by bending and spreading out? | diffraction |
The interaction between two waves that meet is called what? | interference |
Waves that combined to make a wave with a larger amplitude are called what? | constructive interference |
Waves that combined to make a wave with a smaller amplitude are called what? | distructive interference |
A wave that stands in one place is called what? | standing wave |
The POINTS of zero amplitude on a standing wave are called what? | nodes |
The POINTS of maximum amplitude on a standing wave are called what? | antinodes |
An increase in the amplitude of a vibration Which matches an objects natural frequency is called what? | resonance |