Science help please thank you so much i promise to rate you best?

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Kenny Alll

New member
1. The frequency is the reciprocal of the
A) wavelength.
B) period.
C) wave speed.
D) amplitude.
2. The wavelength of a wave gets __________ as the frequency goes up.
A) smaller
B) longer
C) taller
D) unchanged
3. The speed of a wave is equal to the
A) frequency x amplitude.
B) wavelength x amplitude.
C) wavelength x frequency.
D) wavelength x period.
4. The unit for frequency is
A) m/s.
B) meters.
C) seconds.
D) Hertz.
5. As the amplitude of a wave increases, the energy of the wave
A) increases.
B) decreases.
C) remains unchanged.
D) first becomes more and then becomes less after a while
 
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