Astudent makes a sound by blowing into the mouth of an empty soda bottle. how could the student make the sound louder?
a. increase the frequency by adding water to the bottle.
b. decrease the amplitude by blowing with less force.
c. increase the amplitude by blowing with more force.
d. decrease the frequency by blowing into a different bottle
Answers: 1
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Trey caught a five and a half pound fish. how much did it weigh in ounces?
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In john watson's "little albert' experiment, what was the ucs? select one: a. white rat b. loud noise c. little boy d. anything white and furry
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Ateacher attaches a ball to a meter long string and whirls it around in a horizontal circle at constant speed. the teacher explains that the string is what makes the ball go in a circle. why is the string necessary? a) the string is needed to apply a torque to the ball. b) the string is needed to push on the ball to get it up to speed. c) circle motion requires an inertia which is provided by the string. d) circle motion requires a force to give it a centripetal acceleratio
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