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Wave Types Wave Parts Sound Waves EM Spectrum Electricity 10 Point 20 Points 30 Points 40 Points 50 Points 10 Point 20 Points 30 Points 40 Points 50 Points 30 Points 40 Points 50 Points Wave Interactions 60 Points
Sound travels as this.
What is compressional wave?
Wave vibration moves perpendicular to the direction of the wave
What is a transverse wave ?
Light travels as this
What is a transverse wave?
Wave vibration move in the same direction as the wave.
What is a compressional wave?
Sound travels as this type of wave
What is a compressional wave?
A wave that requires a medium
What is a mechanical wave?
The top of a transverse
What is a crest?
The part of the wave that makes a sound louder and a light brighter
What is amplitude?
The distance from one point on a wave to same point on the next wave.
What is wavelength?
The number of times a wave passes by in one second
What is a frequency?
Hertz (Hz)
What is the SI unit for frequency?
The less dense area of a compressional wave
What is the rarefaction?
The bouncing of a wave off of a surface
What is reflection?
The bending of a wave as it passes through different mediums due to density differences
What is refraction?
The bending of a wave around an object or through an opening
What is diffraction?
Vibration stimulated in an object by the absorption of energy from another objects vibration
What is resonance?
Two or more waves overlap each other and cancel each other out
What is destructive interference?
Two waves overlap each other and combine to increase their energy
What is constructive interference?
Used to locate objects under water
What is sonar?
Used by bats to locate objects they cannot see
What is echolocation?
An echoing effect caused by many reflections of sound
What is reverberation?
What a sound engineer studies
What is acoustics?
20 Hz to 20,000 Hz
What is the hearing range of a healthy human ear?
Sound above 20,000 Hz
What is ultrasonic?
The part of the spectrum that allows humans to see
What is visible light?
Frequency x Wavelength
What is the velocity of a wave?
Microwave signals transmitted from satellites to determine location and direction
What is the Global Positioning System (GPS)?
The velocity of a wave that has a frequency of 50 Hz and a wavelength of 2 meters
What is 100 m/sec?
The specific frequency used by a radio station to transmit its signal
What is a carrier wave?
Massless particle that electromagnetic waves are composed of
What is a photon?
Circuit with only one loop
What is a series circuit?
Circuit with two or more branched loops
What is a parallel circuit?
Type of circuit that allows electricity to flow even if one component in the circuit is removed (not including the energy source)
What is a parallel circuit?
The resistance of a circuit that a voltage of 110 V and a current of 5 A.
What is 22 Ohms?
Type of circuit that will cause lights on the circuit to be dimmer.
What is a series circuit?
The current produced in a circuit that has a 9 V battery and a 3 ohm resistance
What is 3 amps?
The type of light beam that is produced by a laser
What is coherent light?
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On a wave diagram, the distance from the line of origin to the crest or trough of the wave
What is the amplitude?
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For a reflected wave, the angle of incidence must equal the angle of reflection
What is the Law of Reflection?
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The change in pitch or wave frequency due to a moving source
What is the Doppler Effect?
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Type of EM wave that has a frequency greater than visible light but less than X-rays or gamma-rays
What is ultraviolet radiation (UV)?
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Electric current produced by moving a coiled wire through a magnetic field or moving a magnet through a coiled wire
What is electromagnetic induction?