What part of the human ear acts as the first resonator in the system?
a. The eardrum.
b. The middle ear.
c. The ear lobes.
d. The ear canal.
e. The inner ear.
d
Physics & Space Science
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Which of the following is a method of energy transport?
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Why are infrared observations useful when observing extrasolar planets?
What will be an ideal response?
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A 777 aircraft has a mass of 300,000 kg. At a certain instant during its landing, its speed is 27.0 m/s. If the braking force is 445,000 N, what is the speed of the airplane 10.0 s later?
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Compared with a neutron bouncing off a carbon nucleus, a neutron bouncing off an iron nucleus loses
A) less speed. B) more speed. C) the same amount of speed.
Physics & Space Science