contestada

3. If a sound is louder or a light is brighter, what does this mean about the amplitude of
the wave?
a. The amplitude is smaller
b. The amplitude is greater
c. The amplitude is always the same
d. The amplitude is louder


4. If a sound is softer or a light is dimmer, what does this mean about the amplitude of
the wave?
a. The amplitude is smaller
b. The amplitude is greater
c. The amplitude is always the same
d. The amplitude is louder