Answer: Sound wave can be described by five characteristics Wavelength , amplitude, time period, frequency and velocity or speed
Explanation:
Answer:
Technique to reduce Noise, magnetic attraction and Twitching sensation
Explanation:
Changing magnetic fields cause loud knocking noise this can be overcome by ear protection.
Strong and Static magnetic fields attract magnetic objects that can be avoided by screening of people and objects before entering in that area.
Twitching Sensation due to nerve stimulation can be avoided by reducing the exposure to magnetic field.
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Iron, and lack of red blood cells can cause anemia so you'd need those to prevent it.
D. The number of wave that pass a point in a given amount of time
