Question
____ are oscillations where particles are displaced parallel to the wave direction.
Answer
Longitudinal waves are oscillations where particles are displaced parallel to the wave direction.
Sound waves are longitudinal waves because particles of the medium through which the sound is transported vibrate parallel to the direction that the sound wave moves
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____ are physical quantities that have both magnitude and direction .
Vectors are physical quantities that have ____ .
____ are quantities that have only a magnitude .
Scalars are quantities that have ____.
For vector addition , use the ____.
For vector ____, use the tip-to-tail method, or you can break the vector into its component parts and use the Pythagorean Theorem.