1674013
Pregunta 1
Pregunta
Electromagnetic waves can transfer energy without a(n)
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medium
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electric field
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magnetic field
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change in either a magnetic or an electric field
Pregunta 2
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a transverse wave
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a longitudinal wave
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an electromagnetic wave
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an ocean wave
Pregunta 3
Pregunta
In order for a wave to form, energy must cause a substance to
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diffract
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rarefy
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compress
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vibrate
Pregunta 4
Pregunta
The form of energy given off by a vibrating object is
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sound energy
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electrical energy
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light energy
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electromagnetic energy
Pregunta 5
Pregunta
How are waves classified as either longitudinal or transverse?
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by size, color, shape, strength, and intensity
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by the amount of vibration through the air
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by how they move and by the medium through which they travel
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by the amount of electromagnetism they contain
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