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Untitled

Bethany Trotter 4 preguntas

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Preguntas del test (4)

  1. 1How are sound waves different from light waves
    1. ABecause they travel at a slower speed than light waves
    2. BBecause they travel at a faster speed than light waves
  2. 2Sound is a form of energy that is caused when?
    1. AVibrating materials produce waves that move through matter and have characteristics such as frequency and amplitude.
    2. BIdk
  3. 3One difference between sound waves and light was is ?
    1. ASound travels through matter and light through a vacuum
    2. BH nubuwbxxgbn hibiscus
  4. 4Sound travels faster through..
    1. AMetals than through air or water
    2. BTu

Información

Descripción
Test sobre Untitled, creado por Bethany Trotter el 24/05/2013.
Idioma
English
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